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"""Run autopep8 on the selected buffer in Vim.
map <C-I> :pyfile <path_to>/vim_autopep8.py<CR>
Replace ":pyfile" with ":py3file" if Vim is built with Python 3 support.
"""
from __future__ import unicode_literals
import sys
import vim
ENCODING = vim.eval('&fileencoding')
def encode(text):
if sys.version_info.major >= 3:
return text
else:
return text.encode(ENCODING)
def decode(text):
if sys.version_info.major >= 3:
return text
else:
return text.decode(ENCODING)
def main():
if vim.eval('&syntax') != 'python':
return
source = '\n'.join(decode(line)
for line in vim.current.buffer) + '\n'
import autopep8
formatted = autopep8.fix_code(
source,
options={'line_range': [1 + vim.current.range.start,
1 + vim.current.range.end]})
if source != formatted:
if formatted.endswith('\n'):
formatted = formatted[:-1]
vim.current.buffer[:] = [encode(line)
for line in formatted.splitlines()]
if __name__ == '__main__':
main()
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