[flake8] Just fix flake8 errors for PR #114

Author: KevinHock

pyt/__main__.py

@@ -30,7 +30,7 @@
 )
 
 
-def main(command_line_args=sys.argv[1:]):
+def main(command_line_args=sys.argv[1:]):  # noqa: C901
     args = parse_args(command_line_args)
 
     ui_mode = UImode.NORMAL

pyt/cfg/stmt_visitor.py

@@ -717,7 +717,7 @@ def append_node(self, node):
         self.nodes.append(node)
         return node
 
-    def add_module(
+    def add_module(  # noqa: C901
         self,
         module,
         module_or_package_name,

pyt/core/ast_helper.py

@@ -15,7 +15,7 @@ def convert_to_3(path):  # pragma: no cover
     try:
         print('##### Trying to convert file to Python 3. #####')
         subprocess.call(['2to3', '-w', path])
-    except:
+    except subprocess.SubprocessError:
         print('Check if 2to3 is installed. '
               'https://docs.python.org/2/library/2to3.html')
         exit(1)

pyt/core/project_handler.py

@@ -40,12 +40,26 @@ def get_modules(path):
     for root, directories, filenames in os.walk(path):
         for filename in filenames:
             if is_python_file(filename):
-                directory = os.path.dirname(os.path.realpath(os.path.join(root, filename))).split(module_root)[-1].replace(os.sep, '.')
+                directory = os.path.dirname(
+                    os.path.realpath(
+                        os.path.join(
+                            root,
+                            filename
+                        )
+                    )
+                ).split(module_root)[-1].replace(
+                    os.sep,  # e.g. '/'
+                    '.'
+                )
                 directory = directory.replace('.', '', 1)
                 if directory:
-                    modules.append(('.'.join((module_root, directory, filename.replace('.py', ''))), os.path.join(root, filename)))
+                    modules.append(
+                        ('.'.join((module_root, directory, filename.replace('.py', ''))), os.path.join(root, filename))
+                    )
                 else:
-                    modules.append(('.'.join((module_root, filename.replace('.py', ''))), os.path.join(root, filename)))
+                    modules.append(
+                        ('.'.join((module_root, filename.replace('.py', ''))), os.path.join(root, filename))
+                    )
 
     return modules
 

tests/analysis/reaching_definitions_taint_test.py

@@ -13,8 +13,10 @@ def test_linear_program(self):
             "Label: ~call_1 = ret_input():  Label: ~call_1 = ret_input()",
             "Label: x = ~call_1:  Label: x = ~call_1, Label: ~call_1 = ret_input()",
             "Label: y = x - 1:  Label: y = x - 1, Label: x = ~call_1, Label: ~call_1 = ret_input()",
-            "Label: ~call_2 = ret_print(x):  Label: ~call_2 = ret_print(x), Label: y = x - 1, Label: x = ~call_1, Label: ~call_1 = ret_input()",
-            "Label: Exit module:  Label: ~call_2 = ret_print(x), Label: y = x - 1, Label: x = ~call_1, Label: ~call_1 = ret_input()"
+            """Label: ~call_2 = ret_print(x):  Label: ~call_2 = ret_print(x), Label: y = x - 1,
+               Label: x = ~call_1, Label: ~call_1 = ret_input()""",
+            """Label: Exit module:  Label: ~call_2 = ret_print(x), Label: y = x - 1, Label: x = ~call_1,
+               Label: ~call_1 = ret_input()"""
         ]
         i = 0
         for k, v in constraint_table.items():
@@ -31,8 +33,10 @@ def test_if_program(self):
             "Label: x = ~call_1:  Label: x = ~call_1, Label: ~call_1 = ret_input()",
             "Label: if x > 0::  Label: x = ~call_1, Label: ~call_1 = ret_input()",
             "Label: y = x + 1:  Label: y = x + 1, Label: x = ~call_1, Label: ~call_1 = ret_input()",
-            "Label: ~call_2 = ret_print(x):  Label: ~call_2 = ret_print(x), Label: y = x + 1, Label: x = ~call_1, Label: ~call_1 = ret_input()",
-            "Label: Exit module:  Label: ~call_2 = ret_print(x), Label: y = x + 1, Label: x = ~call_1, Label: ~call_1 = ret_input()"
+            """Label: ~call_2 = ret_print(x):  Label: ~call_2 = ret_print(x), Label: y = x + 1,
+               Label: x = ~call_1, Label: ~call_1 = ret_input()""",
+            """Label: Exit module:  Label: ~call_2 = ret_print(x), Label: y = x + 1, Label: x = ~call_1,
+               Label: ~call_1 = ret_input()"""
         ]
         i = 0
         for k, v in constraint_table.items():
@@ -49,16 +53,28 @@ def test_example(self):
             "Label: x = ~call_1:  Label: x = ~call_1, Label: ~call_1 = ret_input()",
             "Label: ~call_2 = ret_int(x):  Label: ~call_2 = ret_int(x), Label: x = ~call_1, Label: ~call_1 = ret_input()",
             "Label: x = ~call_2:  Label: x = ~call_2, Label: ~call_2 = ret_int(x), Label: ~call_1 = ret_input()",
-            "Label: while x > 1::  Label: z = z - 1, Label: x = x / 2, Label: z = x - 4, Label: x = x - y, Label: y = x / 2, Label: x = ~call_2, Label: ~call_2 = ret_int(x), Label: ~call_1 = ret_input()",
-            "Label: y = x / 2:  Label: z = z - 1, Label: x = x / 2, Label: z = x - 4, Label: x = x - y, Label: y = x / 2, Label: x = ~call_2, Label: ~call_2 = ret_int(x), Label: ~call_1 = ret_input()",
-            "Label: if y > 3::  Label: z = z - 1, Label: x = x / 2, Label: z = x - 4, Label: x = x - y, Label: y = x / 2, Label: x = ~call_2, Label: ~call_2 = ret_int(x), Label: ~call_1 = ret_input()",
-            "Label: x = x - y:  Label: z = z - 1, Label: x = x / 2, Label: z = x - 4, Label: x = x - y, Label: y = x / 2, Label: x = ~call_2, Label: ~call_2 = ret_int(x), Label: ~call_1 = ret_input()",
-            "Label: z = x - 4:  Label: x = x / 2, Label: z = x - 4, Label: x = x - y, Label: y = x / 2, Label: x = ~call_2, Label: ~call_2 = ret_int(x), Label: ~call_1 = ret_input()",
-            "Label: if z > 0::  Label: x = x / 2, Label: z = x - 4, Label: x = x - y, Label: y = x / 2, Label: x = ~call_2, Label: ~call_2 = ret_int(x), Label: ~call_1 = ret_input()",
-            "Label: x = x / 2:  Label: x = x / 2, Label: z = x - 4, Label: x = x - y, Label: y = x / 2, Label: x = ~call_2, Label: ~call_2 = ret_int(x), Label: ~call_1 = ret_input()",
-            "Label: z = z - 1:  Label: z = z - 1, Label: x = x / 2, Label: z = x - 4, Label: x = x - y, Label: y = x / 2, Label: x = ~call_2, Label: ~call_2 = ret_int(x), Label: ~call_1 = ret_input()",
-            "Label: ~call_3 = ret_print(x):  Label: ~call_3 = ret_print(x), Label: z = z - 1, Label: x = x / 2, Label: z = x - 4, Label: x = x - y, Label: y = x / 2, Label: x = ~call_2, Label: ~call_2 = ret_int(x), Label: ~call_1 = ret_input()",
-            "Label: Exit module:  Label: ~call_3 = ret_print(x), Label: z = z - 1, Label: x = x / 2, Label: z = x - 4, Label: x = x - y, Label: y = x / 2, Label: x = ~call_2, Label: ~call_2 = ret_int(x), Label: ~call_1 = ret_input()"
+            """Label: while x > 1::  Label: z = z - 1, Label: x = x / 2, Label: z = x - 4, Label: x = x - y, Label: y = x / 2,
+               Label: x = ~call_2, Label: ~call_2 = ret_int(x), Label: ~call_1 = ret_input()""",
+            """Label: y = x / 2:  Label: z = z - 1, Label: x = x / 2, Label: z = x - 4, Label: x = x - y, Label: y = x / 2,
+               Label: x = ~call_2, Label: ~call_2 = ret_int(x), Label: ~call_1 = ret_input()""",
+            """Label: if y > 3::  Label: z = z - 1, Label: x = x / 2, Label: z = x - 4, Label: x = x - y, Label: y = x / 2,
+               Label: x = ~call_2, Label: ~call_2 = ret_int(x), Label: ~call_1 = ret_input()""",
+            """Label: x = x - y:  Label: z = z - 1, Label: x = x / 2, Label: z = x - 4, Label: x = x - y, Label: y = x / 2,
+               Label: x = ~call_2, Label: ~call_2 = ret_int(x), Label: ~call_1 = ret_input()""",
+            """Label: z = x - 4:  Label: x = x / 2, Label: z = x - 4, Label: x = x - y, Label: y = x / 2, Label: x = ~call_2,
+               Label: ~call_2 = ret_int(x), Label: ~call_1 = ret_input()""",
+            """Label: if z > 0::  Label: x = x / 2, Label: z = x - 4, Label: x = x - y, Label: y = x / 2, Label: x = ~call_2,
+               Label: ~call_2 = ret_int(x), Label: ~call_1 = ret_input()""",
+            """Label: x = x / 2:  Label: x = x / 2, Label: z = x - 4, Label: x = x - y, Label: y = x / 2, Label: x = ~call_2,
+               Label: ~call_2 = ret_int(x), Label: ~call_1 = ret_input()""",
+            """Label: z = z - 1:  Label: z = z - 1, Label: x = x / 2, Label: z = x - 4, Label: x = x - y, Label: y = x / 2,
+               Label: x = ~call_2, Label: ~call_2 = ret_int(x), Label: ~call_1 = ret_input()""",
+            """Label: ~call_3 = ret_print(x):  Label: ~call_3 = ret_print(x), Label: z = z - 1, Label: x = x / 2, Label: z = x - 4,
+               Label: x = x - y, Label: y = x / 2, Label: x = ~call_2, Label: ~call_2 = ret_int(x),
+               Label: ~call_1 = ret_input()""",
+            """Label: Exit module:  Label: ~call_3 = ret_print(x), Label: z = z - 1, Label: x = x / 2, Label: z = x - 4,
+               Label: x = x - y, Label: y = x / 2, Label: x = ~call_2, Label: ~call_2 = ret_int(x),
+               Label: ~call_1 = ret_input()"""
         ]
         i = 0
         for k, v in constraint_table.items():
@@ -88,13 +104,19 @@ def test_while(self):
             "Label: ~call_2 = ret_input():  Label: ~call_2 = ret_input()",
             "Label: ~call_1 = ret_int(~call_2):  Label: ~call_1 = ret_int(~call_2), Label: ~call_2 = ret_input()",
             "Label: x = ~call_1:  Label: x = ~call_1, Label: ~call_1 = ret_int(~call_2), Label: ~call_2 = ret_input()",
-            "Label: while x < 10::  Label: x = x + 1, Label: x = ~call_1, Label: ~call_1 = ret_int(~call_2), Label: ~call_2 = ret_input(",
-            "Label: x = x + 1:  Label: x = x + 1, Label: x = ~call_1, Label: ~call_1 = ret_int(~call_2), Label: ~call_2 = ret_input()",
-            "Label: if x == 5::  Label: x = x + 1, Label: x = ~call_1, Label: ~call_1 = ret_int(~call_2), Label: ~call_2 = ret_input()",
-            "Label: BreakNode:  Label: x = x + 1, Label: x = ~call_1, Label: ~call_1 = ret_int(~call_2), Label: ~call_2 = ret_input()",
+            """Label: while x < 10::  Label: x = x + 1, Label: x = ~call_1, Label: ~call_1 = ret_int(~call_2),
+               Label: ~call_2 = ret_input(""",
+            """Label: x = x + 1:  Label: x = x + 1, Label: x = ~call_1, Label: ~call_1 = ret_int(~call_2),
+               Label: ~call_2 = ret_input()""",
+            """Label: if x == 5::  Label: x = x + 1, Label: x = ~call_1, Label: ~call_1 = ret_int(~call_2),
+               Label: ~call_2 = ret_input()""",
+            """Label: BreakNode:  Label: x = x + 1, Label: x = ~call_1, Label: ~call_1 = ret_int(~call_2),
+               Label: ~call_2 = ret_input()""",
             "Label: x = 6:  Label: x = 6, Label: ~call_1 = ret_int(~call_2), Label: ~call_2 = ret_input()",
-            "Label: ~call_3 = ret_print(x):  Label: ~call_3 = ret_print(x), Label: x = 6, Label: x = x + 1, Label: x = ~call_1, Label: ~call_1 = ret_int(~call_2), Label: ~call_2 = ret_input()",
-            "Label: Exit module:  Label: ~call_3 = ret_print(x), Label: x = 6, Label: x = x + 1, Label: x = ~call_1, Label: ~call_1 = ret_int(~call_2), Label: ~call_2 = ret_input()"
+            """Label: ~call_3 = ret_print(x):  Label: ~call_3 = ret_print(x), Label: x = 6, Label: x = x + 1,
+               Label: x = ~call_1, Label: ~call_1 = ret_int(~call_2), Label: ~call_2 = ret_input()""",
+            """Label: Exit module:  Label: ~call_3 = ret_print(x), Label: x = 6, Label: x = x + 1, Label: x = ~call_1,
+               Label: ~call_1 = ret_int(~call_2), Label: ~call_2 = ret_input()"""
         ]
         i = 0
         for k, v in constraint_table.items():