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virtualenv.py

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""" Support virtualenv in pymode. """

import os.path

from .environment import env

@env.catch_exceptions

def enable_virtualenv():

""" Enable virtualenv for vim.

:return bool:

"""

path = env.var('g:pymode_virtualenv_path')

enabled = env.var('g:pymode_virtualenv_enabled')

if path == enabled:

env.message('Virtualenv %s already enabled.' % path)

return env.stop()

activate_this = os.path.join(os.path.join(path, 'bin'), 'activate_this.py')

# Fix for windows

if not os.path.exists(activate_this):

activate_this = os.path.join(

os.path.join(path, 'Scripts'), 'activate_this.py')

f = open(activate_this)

try:

source = f.read()

exec(compile( # noqa

source, activate_this, 'exec'), dict(__file__=activate_this))

env.message('Activate virtualenv: ' + path)

env.let('g:pymode_virtualenv_enabled', path)

return True

finally:

f.close()