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'''
Created on 2 oct. 2014
@author: coissac
'''
import re
import sys
import os
from distutils.version import StrictVersion # @UnusedImport
from distutils.errors import DistutilsError
from distutils import log
from obidistutils.serenity.checkpip import get_a_pip_module
def is_installed(requirement,pip=None):
return True
def get_requirements(pip=None):
if pip is None:
pip = get_a_pip_module()
try:
requirements = open('requirements.txt').readlines()
requirements = [x.strip() for x in requirements]
requirements = [x for x in requirements if x[0]!='-']
except IOError:
requirements = []
return requirements
def install_requirements(skip_virtualenv=True,pip=None):
install_something=False
return install_something
def check_requirements(skip_virtualenv=True,pip=None):
pass
def parse_package_requirement(requirement):
version_pattern = re.compile('[=><]+(.*)$')
project_pattern = re.compile('[^=><]+')
relationship_pattern = re.compile('[=><]+')
try:
requirement_project = project_pattern.search(requirement).group(0)
requirement_version = version_pattern.search(requirement)
if requirement_version is not None:
requirement_version=requirement_version.group(1)
requirement_relation= relationship_pattern.search(requirement)
if requirement_relation is not None:
requirement_relation=requirement_relation.group(0)
except:
raise DistutilsError("Requirement : %s not correctly formated" % requirement)
return requirement_project,requirement_relation,requirement_version
def get_package_requirement(package,pip=None):
return None
def pip_install_package(package,directory=None,pip=None):
log.info('installing %s in directory %s' % (package,str(directory)))
if 'http_proxy' in os.environ and 'https_proxy' not in os.environ:
os.environ['https_proxy']=os.environ['http_proxy']
if pip is None:
pip = get_a_pip_module()
args = ['install']
if 'http_proxy' in os.environ:
args.append('--proxy=%s' % os.environ['http_proxy'])
if directory is not None:
args.append('--target=%s' % directory)
args.append(package)
return pip.main(args)
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