Pep8 and Python 3 compatibility

py-src/ltipy.py

@@ -9,6 +9,7 @@
 import pickle
 import json
 
+
 def noop():
     pass
 
@@ -18,6 +19,7 @@ def noop():
 connected = noop
 disconnected = noop
 
+
 def km_from_string(s=''):
     """create kernel manager from IPKernelApp string
     such as '--shell=47378 --iopub=39859 --stdin=36778 --hb=52668' for IPython 0.11
@@ -56,7 +58,6 @@ def km_from_string(s=''):
         respond(None, "python.client.error.ipython-version", None)
         return
 
-
     s = s.replace('--existing', '')
 
     if '--profile' in s:
@@ -74,15 +75,18 @@ def km_from_string(s=''):
     send = kc.shell_channel.execute
     return km
 
+
 def _extract_traceback(traceback):
     # strip ANSI color controls
     strip = re.compile('\x1B\[([0-9]{1,2}(;[0-9]{1,2})?)?[m|K]')
     return [strip.sub('', t) for t in traceback]
 
+
 def msgId(m):
     if 'parent_header' in m and 'msg_id' in m['parent_header']:
         return m['parent_header']['msg_id']
 
+
 def normalize(m):
     mid = msgId(m)
     content = m['content']
@@ -108,11 +112,13 @@ def normalize(m):
     content['mid'] = mid
     return content
 
+
 def msgs():
     global kc
     msgs = kc.iopub_channel.get_msgs()
     return [normalize(i) for i in msgs]
 
+
 def handleMsg(m):
     if not m['mid']:
         return
@@ -143,7 +149,8 @@ def handleMsg(m):
                 res = pickle.loads(m['data'][8:])
             except:
                 pass
-      respond(None, "clients.raise-on-object", [res["meta"]["obj"], "editor.eval.python.watch", res])
+            respond(None, "clients.raise-on-object",
+                    [res["meta"]["obj"], "editor.eval.python.watch", res])
         else:
             command = 'editor.eval.python.print'
             ret['file'] = orig['path']
@@ -159,13 +166,15 @@ def handleMsg(m):
     if command:
         respond(orig["client"], command, ret)
 
+
 def msgloop():
     global ipy
     while not ipy.returncode and not ltmain.stopped():
         for m in msgs():
             handleMsg(m)
         time.sleep(0.01)
 
+
 def initIPy(s):
     try:
         cur = km_from_string(s)
@@ -175,15 +184,19 @@ def initIPy(s):
             disconnected()
 
         loc = os.path.dirname(__file__)
-    send("import sys\nsys.path.append('" + loc.replace('\\','\\\\') + "')\nimport lttools")
+        send("import sys\nsys.path.append('" +
+             loc.replace('\\', '\\\\') + "')\nimport lttools")
         connected()
         msgloop()
         disconnected()
     except:
         disconnected()
 
+
 def setNs(path):
-  send("import lttools\nlttools.switch_ns('" + path.replace('\\', '\\\\') + "')")
+    send(
+        "import lttools\nlttools.switch_ns('" + path.replace('\\', '\\\\') + "')")
+
 
 def IPyOutput(l):
     m = re.search('--existing (.*\.json)', l)
@@ -192,6 +205,7 @@ def IPyOutput(l):
     if re.search('ImportError: IPython.zmq', l):
         respond(None, "python.client.error.pyzmq", None)
 
+
 def listenIPy():
     global ipy
     while True:
@@ -202,6 +216,7 @@ def listenIPy():
             break
         IPyOutput(next_line)
 
+
 def startIPy(opts):
     global ipy
     global respond
@@ -219,7 +234,8 @@ def startIPy(opts):
             cmd = 'bin/ipython'
         else:
             cmd = 'ipython'
-    ipy = subprocess.Popen([cmd, 'kernel', '--pylab=inline'], stdout=subprocess.PIPE, stderr=subprocess.STDOUT, env=os.environ)
+        ipy = subprocess.Popen([cmd, 'kernel', '--pylab=inline'],
+                               stdout=subprocess.PIPE, stderr=subprocess.STDOUT, env=os.environ)
         # Start a thread listening to stdout
         t = threading.Thread(target=listenIPy)
         t.start()
@@ -228,6 +244,7 @@ def startIPy(opts):
         disconnected()
         return None
 
+
 def killIPy():
     global ipy
     try:
@@ -238,6 +255,7 @@ def killIPy():
     except:
         pass
 
+
 def request(cur):
     id = send(cur["code"])
     requests[id] = cur