PyCharm flake8 (~/PyCharm40/config/tools)

External Tools.xml

<toolSet name="External Tools">
  <tool name="flake8 File" showInMainMenu="true" showInEditor="true" showInProject="true" showInSearchPopup="true" disabled="false" useConsole="true" showConsoleOnStdOut="false" showConsoleOnStdErr="false" synchronizeAfterRun="true">
    <exec>
      <option name="COMMAND" value="/usr/bin/flake8" />
      <option name="PARAMETERS" value="--max-line-length=160 --ignore=E501,E128 --exclude=migrations $FileDir$/$FileName$" />
      <option name="WORKING_DIRECTORY" value="$FileDir$" />
    </exec>
    <filter>
      <option name="NAME" value="Flake8 Output Filter" />
      <option name="DESCRIPTION" />
      <option name="REGEXP" value="$FILE_PATH$\:$LINE$\:$COLUMN$\:.*" />
    </filter>
    <filter>
      <option name="NAME" value="Flake8 Output Filter Case 2" />
      <option name="DESCRIPTION" />
      <option name="REGEXP" value="$FILE_PATH$\:$LINE$\:.*" />
    </filter>
  </tool>
  <tool name="flake8 Directory" showInMainMenu="true" showInEditor="true" showInProject="true" showInSearchPopup="true" disabled="false" useConsole="true" showConsoleOnStdOut="false" showConsoleOnStdErr="false" synchronizeAfterRun="true">
    <exec>
      <option name="COMMAND" value="/usr/bin/flake8" />
      <option name="PARAMETERS" value="--max-line-length=160 --ignore=E501,E128 --exclude=migrations $FileDir$" />
      <option name="WORKING_DIRECTORY" value="$FileDir$" />
    </exec>
    <filter>
      <option name="NAME" value="Flake8 Output Filter" />
      <option name="DESCRIPTION" />
      <option name="REGEXP" value="$FILE_PATH$\:$LINE$\:$COLUMN$\:.*" />
    </filter>
    <filter>
      <option name="NAME" value="Flake8 Output Filter Case 2" />
      <option name="DESCRIPTION" />
      <option name="REGEXP" value="$FILE_PATH$\:$LINE$\:.*" />
    </filter>
  </tool>
</toolSet>