Substituted pylint compiled with new one.

Added Pep8 command
clean up in vimrc and ftplugin/python/common

bin/pylint_parseable.py

@@ -0,0 +1,85 @@
+#!/usr/bin/env python
+"""
+This script can be used as a pylint command replacement, especially useful as
+a "make" command for VIm
+"""
+import sys
+import re
+from StringIO import StringIO
+from optparse import OptionParser
+
+from pylint import lint
+from pylint.reporters.text import TextReporter
+
+
+SYS_STDERR = sys.stderr
+DUMMY_STDERR = StringIO()
+CONF_MSG = 'No config file found, using default configuration\n'
+
+def parsable_pylint(filename):
+    """
+    Simple wrapper for pylint checker. Provides nice, parseable output.
+    filename - python fileneame to check
+    returns list of dicts of errors, i.e.:
+    [{'lnum': 5, 'col': 10, 'type': 'C0324', text: 'Comma not followed by a space'},
+     ....
+    ]
+
+    """
+    # args
+    args = ['-rn',  # display only the messages instead of full report
+            '-iy',  # Include message's id in output
+            filename]
+
+    buf = StringIO()  # file-like buffer, instead of stdout
+    reporter = TextReporter(buf)
+
+    sys.stderr = DUMMY_STDERR
+    lint.Run(args, reporter=reporter, exit=False)
+    sys.stderr = SYS_STDERR
+
+    DUMMY_STDERR.seek(0)
+    error_list = DUMMY_STDERR.readlines()
+    DUMMY_STDERR.truncate(0)
+    if error_list and CONF_MSG in error_list:
+        error_list.remove(CONF_MSG)
+        if error_list:
+            raise Exception(''.join(error_list))
+
+    buf.seek(0)
+
+    code_line = {}
+    error_list = []
+
+    carriage_re = re.compile(r'\s*\^+$')
+    error_re = re.compile(r'^([C,R,W,E,F].+):\s+?([0-9]+):?.*:\s(.*)$')
+
+    for line in buf:
+        line = line.rstrip()  # remove trailing newline character
+
+        if error_re.match(line):
+            if code_line:
+                error_list.append(code_line)
+                code_line = {}
+
+            code_line['type'], code_line['lnum'], code_line['text'] = \
+                    error_re.match(line).groups()
+
+        if carriage_re.match(line) and code_line:
+            code_line['col'] = carriage_re.match(line).group().find('^') + 1
+
+    return error_list
+
+if __name__ == "__main__":
+    parser = OptionParser("usage: %prog python_file")
+    (options, args) = parser.parse_args()
+    if len(args) == 1:
+        for line in parsable_pylint(args[0]):
+            line['short'] = line['type'][0]
+            line['fname'] = args[0]
+            if 'col' in line:
+                out = "%(fname)s: %(short)s: %(lnum)s: %(col)s: %(type)s %(text)s"
+            else:
+                out = "%(fname)s: %(short)s: %(lnum)s: 0: %(type)s %(text)s"
+
+            print out % line