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 angular-prototype

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submodule.py

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"""utilities for checking submodule status"""

#-----------------------------------------------------------------------------

# Copyright (C) 2013 The IPython Development Team

#

# Distributed under the terms of the BSD License. The full license is in

# the file COPYING, distributed as part of this software.

#-----------------------------------------------------------------------------

#-----------------------------------------------------------------------------

# Imports

#-----------------------------------------------------------------------------

import os

import subprocess

import sys

#-----------------------------------------------------------------------------

# Globals

#-----------------------------------------------------------------------------

pjoin = os.path.join

#-----------------------------------------------------------------------------

# Code

#-----------------------------------------------------------------------------

def ipython_parent():

"""return IPython's parent (i.e. root if run from git)"""

from IPython.utils.path import get_ipython_package_dir

return os.path.abspath(os.path.dirname(get_ipython_package_dir()))

def ipython_submodules(root):

"""return IPython submodules relative to root"""

return [

pjoin(root, 'IPython', 'html', 'static', 'components'),

]

def is_repo(d):

"""is d a git repo?"""

return os.path.exists(pjoin(d, '.git'))

def check_submodule_status(root=None):

"""check submodule status

Has three return values:

'missing' - submodules are absent

'unclean' - submodules have unstaged changes

'clean' - all submodules are up to date

"""

if hasattr(sys, "frozen"):

# frozen via py2exe or similar, don't bother

return 'clean'

if not root:

root = ipython_parent()

if not is_repo(root):

# not in git, assume clean

return 'clean'

submodules = ipython_submodules(root)

for submodule in submodules:

if not os.path.exists(submodule):

return 'missing'

# check with git submodule status

proc = subprocess.Popen('git submodule status',

stdout=subprocess.PIPE,

stderr=subprocess.PIPE,

shell=True,

cwd=root,

)

status, _ = proc.communicate()

status = status.decode("ascii")

for line in status.splitlines():

if status.startswith('-'):

return 'missing'

elif status.startswith('+'):

return 'unclean'

return 'clean'

def update_submodules(repo_dir):

"""update submodules in a repo"""

subprocess.check_call("git submodule init", cwd=repo_dir, shell=True)

subprocess.check_call("git submodule update --recursive", cwd=repo_dir, shell=True)