diff --git a/Autocoders/Python/bin/codegen.py b/Autocoders/Python/bin/codegen.py
index 137cf1198e..cc50efbc91 100755
--- a/Autocoders/Python/bin/codegen.py
+++ b/Autocoders/Python/bin/codegen.py
@@ -1145,7 +1145,7 @@ def generate_dependency_file(filename, target_file, subst_path, parser, the_type
         # get list of dependency files from XML/header file list
         file_list_tmp = list(parser.get_comp_type_file_header_dict().keys())
         file_list = file_list_tmp
-        # file_list = list()
+        # file_list = []
         # for f in file_list_tmp:
         #    file_list.append(f.replace("Ai.xml","Ac.hpp"))
     else:
diff --git a/Autocoders/Python/bin/tlm_packet_gen.py b/Autocoders/Python/bin/tlm_packet_gen.py
index d5b4294b24..cd48cb90dc 100755
--- a/Autocoders/Python/bin/tlm_packet_gen.py
+++ b/Autocoders/Python/bin/tlm_packet_gen.py
@@ -303,18 +303,18 @@ def gen_packet_file(self, xml_filename):
             it.packet_list_namespace = list_namespace
             it.max_size = max_size
 
-            packet_list_container = list()
+            packet_list_container = []
 
-            packetized_channel_list = list()
-            it.ignore_list = list()
-            id_list = list()  # check for duplicates
-            ignore_name_list = list()
+            packetized_channel_list = []
+            it.ignore_list = []
+            id_list = []  # check for duplicates
+            ignore_name_list = []
 
             size_dict = dict()
 
             ht.num_packets = 0
             total_packet_size = 0
-            levels = list()
+            levels = []
             view_path = "./Views"
             # find the topology import
             for entry in element_tree.getroot():
@@ -354,7 +354,7 @@ def gen_packet_file(self, xml_filename):
                     else:
                         id_list.append(packet_id)
 
-                    channel_list = list()
+                    channel_list = []
                     for channel in entry:
                         channel_name = channel.attrib["name"]
                         if not channel_name in channel_size_dict:
diff --git a/Autocoders/Python/src/fprime_ac/generators/ChannelBody.py b/Autocoders/Python/src/fprime_ac/generators/ChannelBody.py
index 5fbf68b322..c84a65f632 100644
--- a/Autocoders/Python/src/fprime_ac/generators/ChannelBody.py
+++ b/Autocoders/Python/src/fprime_ac/generators/ChannelBody.py
@@ -52,7 +52,7 @@ def __init__(self):
         """
         Constructor.
         """
-        self.__visitor_list = list()
+        self.__visitor_list = []
 
     def __call__(self, args):
         """
diff --git a/Autocoders/Python/src/fprime_ac/generators/ChannelHeader.py b/Autocoders/Python/src/fprime_ac/generators/ChannelHeader.py
index 33953c3ec4..73c8b33eac 100644
--- a/Autocoders/Python/src/fprime_ac/generators/ChannelHeader.py
+++ b/Autocoders/Python/src/fprime_ac/generators/ChannelHeader.py
@@ -52,7 +52,7 @@ def __init__(self):
         """
         Constructor.
         """
-        self.__visitor_list = list()
+        self.__visitor_list = []
 
     def __call__(self, args):
         """
diff --git a/Autocoders/Python/src/fprime_ac/generators/CommandBody.py b/Autocoders/Python/src/fprime_ac/generators/CommandBody.py
index c41c0aa5b6..f37b5c57f1 100644
--- a/Autocoders/Python/src/fprime_ac/generators/CommandBody.py
+++ b/Autocoders/Python/src/fprime_ac/generators/CommandBody.py
@@ -52,7 +52,7 @@ def __init__(self):
         """
         Constructor.
         """
-        self.__visitor_list = list()
+        self.__visitor_list = []
 
     def __call__(self, args):
         """
diff --git a/Autocoders/Python/src/fprime_ac/generators/CommandHeader.py b/Autocoders/Python/src/fprime_ac/generators/CommandHeader.py
index bfa01df251..cadd440263 100644
--- a/Autocoders/Python/src/fprime_ac/generators/CommandHeader.py
+++ b/Autocoders/Python/src/fprime_ac/generators/CommandHeader.py
@@ -52,7 +52,7 @@ def __init__(self):
         """
         Constructor.
         """
-        self.__visitor_list = list()
+        self.__visitor_list = []
 
     def __call__(self, args):
         """
diff --git a/Autocoders/Python/src/fprime_ac/generators/DictBody.py b/Autocoders/Python/src/fprime_ac/generators/DictBody.py
index c5c07ffcd1..bc81dc69f4 100644
--- a/Autocoders/Python/src/fprime_ac/generators/DictBody.py
+++ b/Autocoders/Python/src/fprime_ac/generators/DictBody.py
@@ -52,7 +52,7 @@ def __init__(self):
         """
         Constructor.
         """
-        self.__visitor_list = list()
+        self.__visitor_list = []
 
     def __call__(self, args):
         """
diff --git a/Autocoders/Python/src/fprime_ac/generators/DictHeader.py b/Autocoders/Python/src/fprime_ac/generators/DictHeader.py
index 2593741e57..1727cb3d74 100644
--- a/Autocoders/Python/src/fprime_ac/generators/DictHeader.py
+++ b/Autocoders/Python/src/fprime_ac/generators/DictHeader.py
@@ -52,7 +52,7 @@ def __init__(self):
         """
         Constructor.
         """
-        self.__visitor_list = list()
+        self.__visitor_list = []
 
     def __call__(self, args):
         """
diff --git a/Autocoders/Python/src/fprime_ac/generators/DictStart.py b/Autocoders/Python/src/fprime_ac/generators/DictStart.py
index 6a711d297f..6cb18a921b 100644
--- a/Autocoders/Python/src/fprime_ac/generators/DictStart.py
+++ b/Autocoders/Python/src/fprime_ac/generators/DictStart.py
@@ -52,7 +52,7 @@ def __init__(self):
         """
         Constructor.
         """
-        self.__visitor_list = list()
+        self.__visitor_list = []
 
     def __call__(self, args):
         """
diff --git a/Autocoders/Python/src/fprime_ac/generators/EventBody.py b/Autocoders/Python/src/fprime_ac/generators/EventBody.py
index 4099d4e000..847ffa4547 100644
--- a/Autocoders/Python/src/fprime_ac/generators/EventBody.py
+++ b/Autocoders/Python/src/fprime_ac/generators/EventBody.py
@@ -52,7 +52,7 @@ def __init__(self):
         """
         Constructor.
         """
-        self.__visitor_list = list()
+        self.__visitor_list = []
 
     def __call__(self, args):
         """
diff --git a/Autocoders/Python/src/fprime_ac/generators/EventHeader.py b/Autocoders/Python/src/fprime_ac/generators/EventHeader.py
index 27abe488a7..b431c9ed7d 100644
--- a/Autocoders/Python/src/fprime_ac/generators/EventHeader.py
+++ b/Autocoders/Python/src/fprime_ac/generators/EventHeader.py
@@ -52,7 +52,7 @@ def __init__(self):
         """
         Constructor.
         """
-        self.__visitor_list = list()
+        self.__visitor_list = []
 
     def __call__(self, args):
         """
diff --git a/Autocoders/Python/src/fprime_ac/generators/FinishSource.py b/Autocoders/Python/src/fprime_ac/generators/FinishSource.py
index 50513e15c7..352fbe402f 100644
--- a/Autocoders/Python/src/fprime_ac/generators/FinishSource.py
+++ b/Autocoders/Python/src/fprime_ac/generators/FinishSource.py
@@ -52,7 +52,7 @@ def __init__(self):
         """
         Constructor.
         """
-        self.__visitor_list = list()
+        self.__visitor_list = []
 
     def __call__(self, args):
         """
diff --git a/Autocoders/Python/src/fprime_ac/generators/GenFactory.py b/Autocoders/Python/src/fprime_ac/generators/GenFactory.py
index dee060e736..9f74de4cd3 100644
--- a/Autocoders/Python/src/fprime_ac/generators/GenFactory.py
+++ b/Autocoders/Python/src/fprime_ac/generators/GenFactory.py
@@ -350,7 +350,7 @@ def _buildVisitorList(self):
         """
         # Instance this list only once for all elements
         if self.__visitor_list is None:
-            self.__visitor_list = list()
+            self.__visitor_list = []
             #
             # Insert each of the code producer visitors into the list of
             # visitors. The visitor must be in the list of
diff --git a/Autocoders/Python/src/fprime_ac/generators/HtmlDocPage.py b/Autocoders/Python/src/fprime_ac/generators/HtmlDocPage.py
index 32267e1d6d..943ef39021 100644
--- a/Autocoders/Python/src/fprime_ac/generators/HtmlDocPage.py
+++ b/Autocoders/Python/src/fprime_ac/generators/HtmlDocPage.py
@@ -52,7 +52,7 @@ def __init__(self):
         """
         Constructor.
         """
-        self.__visitor_list = list()
+        self.__visitor_list = []
 
     def __call__(self, args):
         """
diff --git a/Autocoders/Python/src/fprime_ac/generators/HtmlStartPage.py b/Autocoders/Python/src/fprime_ac/generators/HtmlStartPage.py
index 1272ed8346..081ff24abc 100644
--- a/Autocoders/Python/src/fprime_ac/generators/HtmlStartPage.py
+++ b/Autocoders/Python/src/fprime_ac/generators/HtmlStartPage.py
@@ -52,7 +52,7 @@ def __init__(self):
         """
         Constructor.
         """
-        self.__visitor_list = list()
+        self.__visitor_list = []
 
     def __call__(self, args):
         """
diff --git a/Autocoders/Python/src/fprime_ac/generators/Includes1.py b/Autocoders/Python/src/fprime_ac/generators/Includes1.py
index b1d664bfd5..c246ecc4e5 100644
--- a/Autocoders/Python/src/fprime_ac/generators/Includes1.py
+++ b/Autocoders/Python/src/fprime_ac/generators/Includes1.py
@@ -52,7 +52,7 @@ def __init__(self):
         """
         Constructor.
         """
-        self.__visitor_list = list()
+        self.__visitor_list = []
 
     def __call__(self, args):
         """
diff --git a/Autocoders/Python/src/fprime_ac/generators/Includes2.py b/Autocoders/Python/src/fprime_ac/generators/Includes2.py
index dc29993abb..7cfda5f929 100644
--- a/Autocoders/Python/src/fprime_ac/generators/Includes2.py
+++ b/Autocoders/Python/src/fprime_ac/generators/Includes2.py
@@ -52,7 +52,7 @@ def __init__(self):
         """
         Constructor.
         """
-        self.__visitor_list = list()
+        self.__visitor_list = []
 
     def __call__(self, args):
         """
diff --git a/Autocoders/Python/src/fprime_ac/generators/InitFiles.py b/Autocoders/Python/src/fprime_ac/generators/InitFiles.py
index f0d42d9896..4cc1eadc69 100644
--- a/Autocoders/Python/src/fprime_ac/generators/InitFiles.py
+++ b/Autocoders/Python/src/fprime_ac/generators/InitFiles.py
@@ -53,7 +53,7 @@ def __init__(self):
         """
         Constructor.
         """
-        self.__visitor_list = list()
+        self.__visitor_list = []
 
     def __call__(self, args):
         """
diff --git a/Autocoders/Python/src/fprime_ac/generators/InstanceDictBody.py b/Autocoders/Python/src/fprime_ac/generators/InstanceDictBody.py
index f18221bf3f..dc12163270 100644
--- a/Autocoders/Python/src/fprime_ac/generators/InstanceDictBody.py
+++ b/Autocoders/Python/src/fprime_ac/generators/InstanceDictBody.py
@@ -52,7 +52,7 @@ def __init__(self):
         """
         Constructor.
         """
-        self.__visitor_list = list()
+        self.__visitor_list = []
 
     def __call__(self, args, topology_model):
         """
diff --git a/Autocoders/Python/src/fprime_ac/generators/InstanceDictHeader.py b/Autocoders/Python/src/fprime_ac/generators/InstanceDictHeader.py
index bc7cd584bd..b1098e42c7 100644
--- a/Autocoders/Python/src/fprime_ac/generators/InstanceDictHeader.py
+++ b/Autocoders/Python/src/fprime_ac/generators/InstanceDictHeader.py
@@ -52,7 +52,7 @@ def __init__(self):
         """
         Constructor.
         """
-        self.__visitor_list = list()
+        self.__visitor_list = []
 
     def __call__(self, args, topology_model):
         """
diff --git a/Autocoders/Python/src/fprime_ac/generators/InstanceDictStart.py b/Autocoders/Python/src/fprime_ac/generators/InstanceDictStart.py
index 3f2787b77f..1430de5c39 100644
--- a/Autocoders/Python/src/fprime_ac/generators/InstanceDictStart.py
+++ b/Autocoders/Python/src/fprime_ac/generators/InstanceDictStart.py
@@ -52,7 +52,7 @@ def __init__(self):
         """
         Constructor.
         """
-        self.__visitor_list = list()
+        self.__visitor_list = []
 
     def __call__(self, args, topology_model):
         """
diff --git a/Autocoders/Python/src/fprime_ac/generators/MdDocPage.py b/Autocoders/Python/src/fprime_ac/generators/MdDocPage.py
index ffda618a7e..3f35ab27db 100644
--- a/Autocoders/Python/src/fprime_ac/generators/MdDocPage.py
+++ b/Autocoders/Python/src/fprime_ac/generators/MdDocPage.py
@@ -52,7 +52,7 @@ def __init__(self):
         """
         Constructor.
         """
-        self.__visitor_list = list()
+        self.__visitor_list = []
 
     def __call__(self, args):
         """
diff --git a/Autocoders/Python/src/fprime_ac/generators/MdStartPage.py b/Autocoders/Python/src/fprime_ac/generators/MdStartPage.py
index a601adfd16..09a91fd1b2 100644
--- a/Autocoders/Python/src/fprime_ac/generators/MdStartPage.py
+++ b/Autocoders/Python/src/fprime_ac/generators/MdStartPage.py
@@ -52,7 +52,7 @@ def __init__(self):
         """
         Constructor.
         """
-        self.__visitor_list = list()
+        self.__visitor_list = []
 
     def __call__(self, args):
         """
diff --git a/Autocoders/Python/src/fprime_ac/generators/Namespace.py b/Autocoders/Python/src/fprime_ac/generators/Namespace.py
index a3e1b63475..da5c08ded2 100644
--- a/Autocoders/Python/src/fprime_ac/generators/Namespace.py
+++ b/Autocoders/Python/src/fprime_ac/generators/Namespace.py
@@ -53,7 +53,7 @@ def __init__(self):
         """
         Constructor.
         """
-        self.__visitor_list = list()
+        self.__visitor_list = []
 
     def __call__(self, args):
         """
diff --git a/Autocoders/Python/src/fprime_ac/generators/Private.py b/Autocoders/Python/src/fprime_ac/generators/Private.py
index caecd3cbc8..1708128d1f 100644
--- a/Autocoders/Python/src/fprime_ac/generators/Private.py
+++ b/Autocoders/Python/src/fprime_ac/generators/Private.py
@@ -52,7 +52,7 @@ def __init__(self):
         """
         Constructor.
         """
-        self.__visitor_list = list()
+        self.__visitor_list = []
 
     def __call__(self, args):
         """
diff --git a/Autocoders/Python/src/fprime_ac/generators/Protected.py b/Autocoders/Python/src/fprime_ac/generators/Protected.py
index 5d0e28d689..d553a52090 100644
--- a/Autocoders/Python/src/fprime_ac/generators/Protected.py
+++ b/Autocoders/Python/src/fprime_ac/generators/Protected.py
@@ -52,7 +52,7 @@ def __init__(self):
         """
         Constructor.
         """
-        self.__visitor_list = list()
+        self.__visitor_list = []
 
     def __call__(self, args):
         """
diff --git a/Autocoders/Python/src/fprime_ac/generators/Public.py b/Autocoders/Python/src/fprime_ac/generators/Public.py
index e9d5cdae4a..7a03cb02d4 100644
--- a/Autocoders/Python/src/fprime_ac/generators/Public.py
+++ b/Autocoders/Python/src/fprime_ac/generators/Public.py
@@ -52,7 +52,7 @@ def __init__(self):
         """
         Constructor.
         """
-        self.__visitor_list = list()
+        self.__visitor_list = []
 
     def __call__(self, args):
         """
diff --git a/Autocoders/Python/src/fprime_ac/generators/StartChannel.py b/Autocoders/Python/src/fprime_ac/generators/StartChannel.py
index 420fb37756..5c6939ac79 100644
--- a/Autocoders/Python/src/fprime_ac/generators/StartChannel.py
+++ b/Autocoders/Python/src/fprime_ac/generators/StartChannel.py
@@ -52,7 +52,7 @@ def __init__(self):
         """
         Constructor.
         """
-        self.__visitor_list = list()
+        self.__visitor_list = []
 
     def __call__(self, args):
         """
diff --git a/Autocoders/Python/src/fprime_ac/generators/StartCommand.py b/Autocoders/Python/src/fprime_ac/generators/StartCommand.py
index 820d5e73b7..53a3a5496c 100644
--- a/Autocoders/Python/src/fprime_ac/generators/StartCommand.py
+++ b/Autocoders/Python/src/fprime_ac/generators/StartCommand.py
@@ -52,7 +52,7 @@ def __init__(self):
         """
         Constructor.
         """
-        self.__visitor_list = list()
+        self.__visitor_list = []
 
     def __call__(self, args):
         """
diff --git a/Autocoders/Python/src/fprime_ac/generators/StartEvent.py b/Autocoders/Python/src/fprime_ac/generators/StartEvent.py
index 8f927faccb..fa4c3e3f12 100644
--- a/Autocoders/Python/src/fprime_ac/generators/StartEvent.py
+++ b/Autocoders/Python/src/fprime_ac/generators/StartEvent.py
@@ -52,7 +52,7 @@ def __init__(self):
         """
         Constructor.
         """
-        self.__visitor_list = list()
+        self.__visitor_list = []
 
     def __call__(self, args):
         """
diff --git a/Autocoders/Python/src/fprime_ac/generators/StartSource.py b/Autocoders/Python/src/fprime_ac/generators/StartSource.py
index 823345bb27..88d511a2f0 100644
--- a/Autocoders/Python/src/fprime_ac/generators/StartSource.py
+++ b/Autocoders/Python/src/fprime_ac/generators/StartSource.py
@@ -53,7 +53,7 @@ def __init__(self):
         """
         Constructor.
         """
-        self.__visitor_list = list()
+        self.__visitor_list = []
 
     def __call__(self, args):
         """
diff --git a/Autocoders/Python/src/fprime_ac/generators/formatters.py b/Autocoders/Python/src/fprime_ac/generators/formatters.py
index d8c34631c9..f5e49146bd 100644
--- a/Autocoders/Python/src/fprime_ac/generators/formatters.py
+++ b/Autocoders/Python/src/fprime_ac/generators/formatters.py
@@ -59,7 +59,7 @@ def _strip_without_code(self, line_list):
         the first @code is stripped off each line.
         """
 
-        new_line_list = list()
+        new_line_list = []
 
         code_flag = False
 
@@ -140,7 +140,7 @@ def _wrapText(self, text, indent, prefix, width=70):
         returned.
         """
 
-        out = list()
+        out = []
 
         width = width - indent
 
@@ -720,7 +720,7 @@ def opcodeStemNameValidate(self, id, cmd_name_list):
         @param cmd_name_list: list of command function names.
         @return: TRUE if all command stem names are unique, else raise an exception.
         """
-        cmds = list()
+        cmds = []
 
         for c in cmd_name_list:
             cmds.append(self.opcodeStemName(id, c))
@@ -896,8 +896,8 @@ def simpleFuncDraw(self, name, args, proto=True, indent=0):
         # one argument. A one argument function is built on one line. All
         # other numbers of arguments will use multiple lines.
 
-        arg_list = list()
-        type_list = list()
+        arg_list = []
+        type_list = []
 
         for arg in args:
 
@@ -977,9 +977,9 @@ def formatFunComment(self, name, args, proto=True, ident=0):
 
         fname = name.strip()
 
-        arg_list = list()
-        type_list = list()
-        comment_list = list()
+        arg_list = []
+        type_list = []
+        comment_list = []
 
         # Get the no argument case out of the way -- just add void argument.
         if len(args) == 0:
@@ -1007,7 +1007,7 @@ def formatFunComment(self, name, args, proto=True, ident=0):
 
         type_args_list = self.argStringAlign(type_list, arg_list, pad)
 
-        new_list = list()
+        new_list = []
         for line in type_args_list[:-1]:
             new_list.append(line + ",")
         if proto == True:
@@ -1216,7 +1216,7 @@ def argStringAlign(self, type_list, arg_list, pad_spaces=4):
         @return str_list: a list of strings with args aligned.
         """
 
-        str_list = list()
+        str_list = []
 
         if len(type_list) > 0:
 
@@ -1261,9 +1261,9 @@ def argTypedefStringAlign(self, args):
         @param args: list of tuple args from xml.
         """
 
-        type_list = list()
-        arg_list = list()
-        comment_list = list()
+        type_list = []
+        arg_list = []
+        comment_list = []
 
         for arg in args:
             # EGB pass by pointer: This is to allow pointers to be passed directly via IPC
@@ -1388,7 +1388,7 @@ def argFilter(self, module, args, name="foo"):
         Changes the STRING to a U8 for use as U8 array.
         Changes the SCLK to ModArgSclk struct type of U32, U16.
         """
-        new_args = list()
+        new_args = []
         for arg in args:
             id, type, comment, array_max, array_len, range_list, enum_type_list = arg[
                 0:7
diff --git a/Autocoders/Python/src/fprime_ac/generators/visitors/ChannelVisitor.py b/Autocoders/Python/src/fprime_ac/generators/visitors/ChannelVisitor.py
index 1398e4261b..4d691bb177 100644
--- a/Autocoders/Python/src/fprime_ac/generators/visitors/ChannelVisitor.py
+++ b/Autocoders/Python/src/fprime_ac/generators/visitors/ChannelVisitor.py
@@ -94,7 +94,7 @@ def DictStartVisit(self, obj):
         if not (os.path.isdir(output_dir)):
             os.makedirs(output_dir)
 
-        self.__fp = list()
+        self.__fp = []
 
         if len(obj.get_ids()) == 1:
             pyfile = "{}/{}.py".format(output_dir, obj.get_name())
diff --git a/Autocoders/Python/src/fprime_ac/generators/visitors/CommandVisitor.py b/Autocoders/Python/src/fprime_ac/generators/visitors/CommandVisitor.py
index 018c653ba1..3969d47a4f 100644
--- a/Autocoders/Python/src/fprime_ac/generators/visitors/CommandVisitor.py
+++ b/Autocoders/Python/src/fprime_ac/generators/visitors/CommandVisitor.py
@@ -103,7 +103,7 @@ def DictStartVisit(self, obj):
             # multi-instance component. If there is only
             # one instance, use the opcode directly.
             # Otherwise, it will be the opcode + instance
-            self.__fp1 = list()
+            self.__fp1 = []
 
             if len(obj.get_opcodes()) == 1:
                 pyfile = "{}/{}.py".format(output_dir, obj.get_mnemonic())
@@ -123,8 +123,8 @@ def DictStartVisit(self, obj):
                     DEBUG.info("Completed %s open" % pyfile)
                     self.__fp1.append(fd)
         elif type(obj) is Parameter.Parameter:
-            self.__fp1 = list()
-            self.__fp2 = list()
+            self.__fp1 = []
+            self.__fp2 = []
             # Command stem will be component name minus namespace converted to uppercase
             self.__stem = obj.get_name().upper()
 
@@ -227,8 +227,8 @@ def DictBodyVisit(self, obj):
                 c.description = obj.get_comment()
                 c.component = obj.get_component_name()
 
-                c.arglist = list()
-                c.ser_import_list = list()
+                c.arglist = []
+                c.ser_import_list = []
 
                 for arg_obj in obj.get_args():
                     # convert XML types to Python classes
@@ -262,8 +262,8 @@ def DictBodyVisit(self, obj):
                 c.description = obj.get_comment()
                 c.component = obj.get_component_name()
 
-                c.arglist = list()
-                c.ser_import_list = list()
+                c.arglist = []
+                c.ser_import_list = []
 
                 # convert XML types to Python classes
                 (
@@ -293,8 +293,8 @@ def DictBodyVisit(self, obj):
                 c.description = obj.get_comment()
                 c.component = obj.get_component_name()
 
-                c.arglist = list()
-                c.ser_import_list = list()
+                c.arglist = []
+                c.ser_import_list = []
 
                 self._writeTmpl(c, self.__fp2[inst], "commandBodyVisit")
                 self.__fp2[inst].close()
diff --git a/Autocoders/Python/src/fprime_ac/generators/visitors/ComponentVisitorBase.py b/Autocoders/Python/src/fprime_ac/generators/visitors/ComponentVisitorBase.py
index 696197fdf6..25bb1230b5 100644
--- a/Autocoders/Python/src/fprime_ac/generators/visitors/ComponentVisitorBase.py
+++ b/Autocoders/Python/src/fprime_ac/generators/visitors/ComponentVisitorBase.py
@@ -383,7 +383,7 @@ def g(xxx_todo_changeme3):
                 if len(opcodes) == 1:
                     return "CMD_" + mnemonic.upper()
                 else:
-                    mlist = list()
+                    mlist = []
                     inst = 0
                     for opcode in opcodes:
                         mlist.append("CMD_" + mnemonic.upper() + "_%d" % inst)
@@ -442,7 +442,7 @@ def initPortFlags(self, obj, c):
         c.has_time_get = "TimeGet" in roles
 
     def initPortIncludes(self, obj, c):
-        c.port_includes = list()
+        c.port_includes = []
         for include in self.__model_parser.uniqueList(obj.get_xml_port_files()):
             c.port_includes.append(include.replace("PortAi.xml", "PortAc.hpp"))
 
diff --git a/Autocoders/Python/src/fprime_ac/generators/visitors/EventVisitor.py b/Autocoders/Python/src/fprime_ac/generators/visitors/EventVisitor.py
index 6c6bee8844..fb9e76c2b9 100644
--- a/Autocoders/Python/src/fprime_ac/generators/visitors/EventVisitor.py
+++ b/Autocoders/Python/src/fprime_ac/generators/visitors/EventVisitor.py
@@ -96,7 +96,7 @@ def DictStartVisit(self, obj):
         if not (os.path.isdir(output_dir)):
             os.makedirs(output_dir)
 
-        self.__fp = list()
+        self.__fp = []
 
         if len(obj.get_ids()) == 1:
             pyfile = "{}/{}.py".format(output_dir, obj.get_name())
@@ -149,8 +149,8 @@ def DictBodyVisit(self, obj):
             c.description = obj.get_comment()
             c.component = obj.get_component_name()
 
-            c.arglist = list()
-            c.ser_import_list = list()
+            c.arglist = []
+            c.ser_import_list = []
             arg_num = 0
 
             for arg_obj in obj.get_args():
diff --git a/Autocoders/Python/src/fprime_ac/generators/visitors/InstanceCommandVisitor.py b/Autocoders/Python/src/fprime_ac/generators/visitors/InstanceCommandVisitor.py
index 1b26e744a5..32243f726c 100644
--- a/Autocoders/Python/src/fprime_ac/generators/visitors/InstanceCommandVisitor.py
+++ b/Autocoders/Python/src/fprime_ac/generators/visitors/InstanceCommandVisitor.py
@@ -257,8 +257,8 @@ def DictBodyVisit(self, obj, topology_model):
                 c.description = obj.get_comment()
                 c.component = obj.get_component_name()
 
-                c.arglist = list()
-                c.ser_import_list = list()
+                c.arglist = []
+                c.ser_import_list = []
 
                 for arg_obj in obj.get_args():
                     # convert XML types to Python classes
@@ -305,8 +305,8 @@ def DictBodyVisit(self, obj, topology_model):
                 c.description = obj.get_comment()
                 c.component = obj.get_component_name()
 
-                c.arglist = list()
-                c.ser_import_list = list()
+                c.arglist = []
+                c.ser_import_list = []
 
                 # convert XML types to Python classes
                 (
@@ -347,8 +347,8 @@ def DictBodyVisit(self, obj, topology_model):
                 c.description = obj.get_comment()
                 c.component = obj.get_component_name()
 
-                c.arglist = list()
-                c.ser_import_list = list()
+                c.arglist = []
+                c.ser_import_list = []
 
                 self._writeTmpl(c, self.__fp2[fname], "commandBodyVisit")
                 self.__fp2[fname].close()
diff --git a/Autocoders/Python/src/fprime_ac/generators/visitors/InstanceEventVisitor.py b/Autocoders/Python/src/fprime_ac/generators/visitors/InstanceEventVisitor.py
index 765573ad66..41b82789a0 100644
--- a/Autocoders/Python/src/fprime_ac/generators/visitors/InstanceEventVisitor.py
+++ b/Autocoders/Python/src/fprime_ac/generators/visitors/InstanceEventVisitor.py
@@ -194,8 +194,8 @@ def DictBodyVisit(self, obj, topology_model):
             c.description = obj.get_comment()
             c.component = obj.get_component_name()
 
-            c.arglist = list()
-            c.ser_import_list = list()
+            c.arglist = []
+            c.ser_import_list = []
             arg_num = 0
 
             for arg_obj in obj.get_args():
diff --git a/Autocoders/Python/src/fprime_ac/generators/visitors/InstanceSerializableVisitor.py b/Autocoders/Python/src/fprime_ac/generators/visitors/InstanceSerializableVisitor.py
index 46650a3a23..acd86f1c0b 100644
--- a/Autocoders/Python/src/fprime_ac/generators/visitors/InstanceSerializableVisitor.py
+++ b/Autocoders/Python/src/fprime_ac/generators/visitors/InstanceSerializableVisitor.py
@@ -107,7 +107,7 @@ def _get_conv_mem_list(self, obj):
         """
         Return a list of port argument tuples
         """
-        arg_list = list()
+        arg_list = []
 
         for (name, mtype, size, format, comment) in obj.get_members():
             typeinfo = None
@@ -227,7 +227,7 @@ def publicVisit(self, obj):
         """
         c = SerialBody.SerialBody()
         c.name = obj.get_name()
-        c.mem_list = list()
+        c.mem_list = []
         for (n, t, s, f, comment) in obj.get_members():
             # convert XML types to Python classes
             (
diff --git a/Autocoders/Python/src/fprime_ac/generators/visitors/PortCppVisitor.py b/Autocoders/Python/src/fprime_ac/generators/visitors/PortCppVisitor.py
index 55e6edcc76..1665db7992 100644
--- a/Autocoders/Python/src/fprime_ac/generators/visitors/PortCppVisitor.py
+++ b/Autocoders/Python/src/fprime_ac/generators/visitors/PortCppVisitor.py
@@ -139,7 +139,7 @@ def _get_args_list(self, obj):
         """
         Return a list of port argument tuples
         """
-        arg_list = list()
+        arg_list = []
 
         for arg in obj.get_args():
             n = arg.get_name()
diff --git a/Autocoders/Python/src/fprime_ac/generators/visitors/PortHVisitor.py b/Autocoders/Python/src/fprime_ac/generators/visitors/PortHVisitor.py
index 1be3e8cb0b..377d93fac9 100644
--- a/Autocoders/Python/src/fprime_ac/generators/visitors/PortHVisitor.py
+++ b/Autocoders/Python/src/fprime_ac/generators/visitors/PortHVisitor.py
@@ -199,7 +199,7 @@ def _get_args_list(self, obj):
         """
         Return a list of port argument tuples
         """
-        arg_list = list()
+        arg_list = []
 
         for arg in obj.get_args():
             n = arg.get_name()
diff --git a/Autocoders/Python/src/fprime_ac/generators/visitors/SerialCppVisitor.py b/Autocoders/Python/src/fprime_ac/generators/visitors/SerialCppVisitor.py
index 77eb8a7f79..38360ff291 100644
--- a/Autocoders/Python/src/fprime_ac/generators/visitors/SerialCppVisitor.py
+++ b/Autocoders/Python/src/fprime_ac/generators/visitors/SerialCppVisitor.py
@@ -138,7 +138,7 @@ def _get_conv_mem_list(self, obj):
         """
         Return a list of struct member tuples
         """
-        arg_list = list()
+        arg_list = []
 
         for (
             name,
diff --git a/Autocoders/Python/src/fprime_ac/generators/visitors/SerialHVisitor.py b/Autocoders/Python/src/fprime_ac/generators/visitors/SerialHVisitor.py
index 8cd7cb7846..8aa37c92ba 100644
--- a/Autocoders/Python/src/fprime_ac/generators/visitors/SerialHVisitor.py
+++ b/Autocoders/Python/src/fprime_ac/generators/visitors/SerialHVisitor.py
@@ -157,7 +157,7 @@ def _get_conv_mem_list(self, obj):
         """
         Return a list of port argument tuples
         """
-        arg_list = list()
+        arg_list = []
 
         for (
             name,
diff --git a/Autocoders/Python/src/fprime_ac/generators/visitors/SerializableVisitor.py b/Autocoders/Python/src/fprime_ac/generators/visitors/SerializableVisitor.py
index 4b6d2584c9..e4b6b95aad 100644
--- a/Autocoders/Python/src/fprime_ac/generators/visitors/SerializableVisitor.py
+++ b/Autocoders/Python/src/fprime_ac/generators/visitors/SerializableVisitor.py
@@ -107,7 +107,7 @@ def _get_conv_mem_list(self, obj):
         """
         Return a list of port argument tuples
         """
-        arg_list = list()
+        arg_list = []
 
         for (name, mtype, size, format, comment) in obj.get_members():
             typeinfo = None
@@ -227,7 +227,7 @@ def publicVisit(self, obj):
         """
         c = SerialBody.SerialBody()
         c.name = obj.get_name()
-        c.mem_list = list()
+        c.mem_list = []
         for (n, t, s, f, comment) in obj.get_members():
             # convert XML types to Python classes
             (
diff --git a/Autocoders/Python/src/fprime_ac/generators/writers/ComponentWriterBase.py b/Autocoders/Python/src/fprime_ac/generators/writers/ComponentWriterBase.py
index dd01a621b7..a153ec48fe 100644
--- a/Autocoders/Python/src/fprime_ac/generators/writers/ComponentWriterBase.py
+++ b/Autocoders/Python/src/fprime_ac/generators/writers/ComponentWriterBase.py
@@ -393,7 +393,7 @@ def g(xxx_todo_changeme3):
                 if len(opcodes) == 1:
                     return "CMD_" + mnemonic.upper()
                 else:
-                    mlist = list()
+                    mlist = []
                     inst = 0
                     for opcode in opcodes:
                         mlist.append("CMD_" + mnemonic.upper() + "_%d" % inst)
@@ -452,7 +452,7 @@ def initPortFlags(self, obj, c):
         c.has_time_get = "TimeGet" in roles
 
     def initPortIncludes(self, obj, c):
-        c.port_includes = list()
+        c.port_includes = []
         for include in self.__model_parser.uniqueList(obj.get_xml_port_files()):
             include = include.replace("PortAi.xml", "PortAc.hpp")
             include = include.replace("/test/ut", "")
diff --git a/Autocoders/Python/src/fprime_ac/generators/writers/InstCommandWriter.py b/Autocoders/Python/src/fprime_ac/generators/writers/InstCommandWriter.py
index c5710c9379..9e64cd7e17 100644
--- a/Autocoders/Python/src/fprime_ac/generators/writers/InstCommandWriter.py
+++ b/Autocoders/Python/src/fprime_ac/generators/writers/InstCommandWriter.py
@@ -257,8 +257,8 @@ def DictBodyWrite(self, obj, topology_model):
                 c.description = obj.get_comment()
                 c.component = obj.get_component_name()
 
-                c.arglist = list()
-                c.ser_import_list = list()
+                c.arglist = []
+                c.ser_import_list = []
 
                 for arg_obj in obj.get_args():
                     # convert XML types to Python classes
@@ -305,8 +305,8 @@ def DictBodyWrite(self, obj, topology_model):
                 c.description = obj.get_comment()
                 c.component = obj.get_component_name()
 
-                c.arglist = list()
-                c.ser_import_list = list()
+                c.arglist = []
+                c.ser_import_list = []
 
                 # convert XML types to Python classes
                 (
@@ -347,8 +347,8 @@ def DictBodyWrite(self, obj, topology_model):
                 c.description = obj.get_comment()
                 c.component = obj.get_component_name()
 
-                c.arglist = list()
-                c.ser_import_list = list()
+                c.arglist = []
+                c.ser_import_list = []
 
                 self._writeTmpl(c, self.__fp2[fname], "commandBodyWrite")
                 self.__fp2[fname].close()
diff --git a/Autocoders/Python/src/fprime_ac/generators/writers/InstEventWriter.py b/Autocoders/Python/src/fprime_ac/generators/writers/InstEventWriter.py
index 9532d32379..1344a8ff14 100644
--- a/Autocoders/Python/src/fprime_ac/generators/writers/InstEventWriter.py
+++ b/Autocoders/Python/src/fprime_ac/generators/writers/InstEventWriter.py
@@ -194,8 +194,8 @@ def DictBodyWrite(self, obj, topology_model):
             c.description = obj.get_comment()
             c.component = obj.get_component_name()
 
-            c.arglist = list()
-            c.ser_import_list = list()
+            c.arglist = []
+            c.ser_import_list = []
             arg_num = 0
 
             for arg_obj in obj.get_args():
diff --git a/Autocoders/Python/src/fprime_ac/models/ModelParser.py b/Autocoders/Python/src/fprime_ac/models/ModelParser.py
index fc52e00246..05e5e55ea8 100644
--- a/Autocoders/Python/src/fprime_ac/models/ModelParser.py
+++ b/Autocoders/Python/src/fprime_ac/models/ModelParser.py
@@ -189,7 +189,7 @@ def getPortArgsDict(self, obj):
         for port in obj.get_ports():
             name = port.get_name()
             port_namespace = port.get_namespace()
-            args_dict[name] = list()
+            args_dict[name] = []
             # print "Port: %s" % name
             args = port.get_args()
             for a in args:
@@ -492,7 +492,7 @@ def getCommandArgsDict(self, obj, from_proto=False):
         args_dict = dict()
         for command in obj.get_commands():
             mnemonic = command.get_mnemonic()
-            args_dict[mnemonic] = list()
+            args_dict[mnemonic] = []
             # print "Command: %s" % name
             args = command.get_args()
 
@@ -578,7 +578,7 @@ def getEventArgsDict(self, obj):
         args_dict = dict()
         for event in obj.get_events():
             name = event.get_name()
-            args_dict[name] = list()
+            args_dict[name] = []
             # print "Command: %s" % name
             args = event.get_args()
 
@@ -662,7 +662,7 @@ def getInternalInterfaceArgsDict(self, obj, from_proto=False):
         args_dict = dict()
         for internal_interface in obj.get_internal_interfaces():
             name = internal_interface.get_name()
-            args_dict[name] = list()
+            args_dict[name] = []
             # print "Interface: %s" % name
             args = internal_interface.get_args()
 
diff --git a/Autocoders/Python/src/fprime_ac/parsers/XmlComponentParser.py b/Autocoders/Python/src/fprime_ac/parsers/XmlComponentParser.py
index 5a4a05c2a3..a8d2578c92 100644
--- a/Autocoders/Python/src/fprime_ac/parsers/XmlComponentParser.py
+++ b/Autocoders/Python/src/fprime_ac/parsers/XmlComponentParser.py
@@ -291,7 +291,7 @@ def __init__(self, xml_file=None):
                             sys.exit(-1)
 
                     # convert text bases to integers
-                    opcode_base_list = list()
+                    opcode_base_list = []
                     for base in opcode_bases:
                         opcode_base_list.append(int(base, base=0))
                 else:
@@ -307,7 +307,7 @@ def __init__(self, xml_file=None):
                     m = command.attrib["mnemonic"]
                     o = command.attrib["opcode"]
                     # check to see if there is a base opcode specified
-                    opcode_list = list()
+                    opcode_list = []
                     if opcode_bases is not None:
                         # walk through opcode base list
                         for base in opcode_base_list:
@@ -427,7 +427,7 @@ def __init__(self, xml_file=None):
                             sys.exit(-1)
 
                     # convert text bases to integers
-                    telemetry_base_list = list()
+                    telemetry_base_list = []
                     for base in telemetry_bases:
                         telemetry_base_list.append(int(base, base=0))
                 else:
@@ -442,7 +442,7 @@ def __init__(self, xml_file=None):
                         sys.exit(-1)
                     i = channel.attrib["id"]
                     # check to see if there is a base id specified
-                    id_list = list()
+                    id_list = []
                     if telemetry_bases is not None:
                         # walk through opcode base list
                         for base in telemetry_base_list:
@@ -582,7 +582,7 @@ def __init__(self, xml_file=None):
                             sys.exit(-1)
 
                     # convert text bases to integers
-                    event_base_list = list()
+                    event_base_list = []
                     for base in event_bases:
                         event_base_list.append(int(base, base=0))
 
@@ -598,7 +598,7 @@ def __init__(self, xml_file=None):
                         sys.exit(-1)
                     i = event.attrib["id"]
                     # check to see if there is a base id specified
-                    id_list = list()
+                    id_list = []
                     if event_bases is not None:
                         # walk through opcode base list
                         for base in event_base_list:
@@ -734,14 +734,14 @@ def __init__(self, xml_file=None):
                             sys.exit(-1)
 
                     # convert text bases to integers
-                    parameter_base_list = list()
+                    parameter_base_list = []
                     for base in parameter_bases:
                         parameter_base_list.append(int(base, base=0))
                 else:
                     parameter_bases = None
 
                 # see if parameter command opcode base is specified
-                opcode_base_list = list()
+                opcode_base_list = []
                 if "opcode_base" in list(comp_tag.attrib.keys()):
                     opcode_base = self.__eval_var(
                         constants_file, "Component", comp_tag.attrib["opcode_base"]
@@ -773,7 +773,7 @@ def __init__(self, xml_file=None):
                         sys.exit(-1)
                     i = parameter.attrib["id"]
                     # check to see if there is a base id specified
-                    parameter_id_list = list()
+                    parameter_id_list = []
                     if parameter_bases is not None:
                         for base in parameter_base_list:
                             parameter_id_list.append("0x%X" % (int(i, base=0) + base))
@@ -784,7 +784,7 @@ def __init__(self, xml_file=None):
                     d = parameter.attrib["data_type"]
 
                     setop = parameter.attrib["set_opcode"]
-                    set_opcode_list = list()
+                    set_opcode_list = []
                     if opcode_bases is not None:
                         # walk through opcode base list
                         for base in opcode_base_list:
@@ -793,7 +793,7 @@ def __init__(self, xml_file=None):
                         set_opcode_list.append(setop)
 
                     saveop = parameter.attrib["save_opcode"]
-                    save_opcode_list = list()
+                    save_opcode_list = []
                     if opcode_bases is not None:
                         # walk through opcode base list
                         for base in opcode_base_list:
@@ -1640,7 +1640,7 @@ def __init__(
         self.__limits = limits
         self.__comment = comment
         # A list of unit conversions for each channel
-        self.__units = list()
+        self.__units = []
 
     def get_ids(self):
         return self.__ids
diff --git a/Autocoders/Python/src/fprime_ac/utils/ConfigManager.py b/Autocoders/Python/src/fprime_ac/utils/ConfigManager.py
index 40c6c0a673..1d5e16adce 100644
--- a/Autocoders/Python/src/fprime_ac/utils/ConfigManager.py
+++ b/Autocoders/Python/src/fprime_ac/utils/ConfigManager.py
@@ -47,7 +47,7 @@ def __init__(self):
         # the users $HOME directory.  If not found
         # then the default values from setProps are used.
         config_file_name = "ac.ini"
-        files = list()
+        files = []
         # Append other paths to look in here.
 
         # Look in next one, the home directory of the user.
diff --git a/Autocoders/Python/src/fprime_ac/utils/EnumDictCheck.py b/Autocoders/Python/src/fprime_ac/utils/EnumDictCheck.py
index 23c6f8e0fc..e046e1e240 100644
--- a/Autocoders/Python/src/fprime_ac/utils/EnumDictCheck.py
+++ b/Autocoders/Python/src/fprime_ac/utils/EnumDictCheck.py
@@ -17,8 +17,8 @@ def __init__(self):
         #
         #    (overrun_type, bit_length, max_value, signed)
 
-        self.overrun_details = list()
-        self.underrun_details = list()
+        self.overrun_details = []
+        self.underrun_details = []
 
         self.overruns = 0  # not enough uplink bits (error)
         self.underruns = 0  # too many uplink bits (warning)
diff --git a/Autocoders/Python/src/fprime_ac/utils/XmlParser.py b/Autocoders/Python/src/fprime_ac/utils/XmlParser.py
index 44132b2c01..6304373662 100644
--- a/Autocoders/Python/src/fprime_ac/utils/XmlParser.py
+++ b/Autocoders/Python/src/fprime_ac/utils/XmlParser.py
@@ -59,7 +59,7 @@ def __init__(self, xml_file=None):
         a big string.
         """
 
-        self.__node_stack = list()
+        self.__node_stack = []
         self.__node_end_visit_dict = dict()
         self.__node_start_visit_dict = dict()
 
@@ -156,7 +156,7 @@ def parse(self):
         if self.__xml_string is None:
             return
         else:
-            self.__node_stack = list()
+            self.__node_stack = []
 
         for token, content, loc in XML(self.__xml_string):
 
@@ -311,7 +311,7 @@ def validateElement(self, element, validAttrs):
 
         problems = 0
         value = dict()
-        invalidAttrs = list()
+        invalidAttrs = []
 
         errorMsg = "Error: XML element <%s> is invalid" % (element.getName())
 
@@ -359,7 +359,7 @@ def countSubtree(self, element, expectedChildren):
         methods).
         """
         found = dict()
-        unexpectedChildren = list()
+        unexpectedChildren = []
         errMsg = "Error: The XML element <%s> is invalid" % (element.getName())
 
         children = element.getElements()
@@ -482,7 +482,7 @@ def getElements(self, name=""):
         if not name:
             return self.children
         else:
-            elements = list()
+            elements = []
             for element in self.children:
                 if element.name == name:
                     elements.append(element)
diff --git a/Autocoders/Python/src/fprime_ac/utils/pyparsing.py b/Autocoders/Python/src/fprime_ac/utils/pyparsing.py
index b0404112b3..da88992ae0 100644
--- a/Autocoders/Python/src/fprime_ac/utils/pyparsing.py
+++ b/Autocoders/Python/src/fprime_ac/utils/pyparsing.py
@@ -591,7 +591,7 @@ def setDefaultWhitespaceChars(chars):
     setDefaultWhitespaceChars = staticmethod(setDefaultWhitespaceChars)
 
     def __init__(self, savelist=False):
-        self.parseAction = list()
+        self.parseAction = []
         self.failAction = None
         # ~ self.name = "<unknown>"  # don't define self.name, let subclasses try/except upcall
         self.strRepr = None
@@ -602,7 +602,7 @@ def __init__(self, savelist=False):
         self.copyDefaultWhiteChars = True
         self.mayReturnEmpty = False
         self.keepTabs = False
-        self.ignoreExprs = list()
+        self.ignoreExprs = []
         self.debug = False
         self.streamlined = False
         self.mayIndexError = True