def run(self, command_line, verbose=True):
"""
Run a command in the context of this virtual environment
:param command_line: A shell command line.
:type command_line: str
:param verbose: outputs the method call if True
:type verbose: bool
:returns: the output of running the command
:rtype: str
"""
# info('VenvInfo.run verbose: %s' % repr(verbose))
new_env = Project.env_without_virtualenvwrapper()
output = None
with LocalShell() as local:
venv_script = Project.virtualenvwrapper_script
# noinspection PyArgumentEqualDefault
venvs = local.run('/bin/bash -c "source {venv_script} ;'
'lsvirtualenv -b"'.format(venv_script=venv_script),
verbose=False,
env=new_env).strip().split("\n")
if self.venv in venvs:
output = local.run('/bin/bash -c "source {venv_script} ; '
'workon {venv} ; python --version ; echo \"$VIRTUAL_ENV\" ; '
'{cmd}"'.format(venv_script=venv_script, venv=self.venv, cmd=command_line),
verbose=verbose,
env=new_env)
return output
def exists(self):
"""Does this virtualenv exist?"""
new_env = Project.env_without_virtualenvwrapper()
with LocalShell() as local:
venv_script = Project.virtualenvwrapper_script
# noinspection PyArgumentEqualDefault
venvs = local.run('/bin/bash -c "source {venv_script} ;'
'lsvirtualenv -b"'.format(venv_script=venv_script),
verbose=False,
env=new_env).strip().split("\n")
return self.venv in venvs
def rmvirtualenv(self):
"""Remove this virtualenv"""
new_env = Project.env_without_virtualenvwrapper()
with LocalShell() as local:
venv_script = Project.virtualenvwrapper_script
# noinspection PyArgumentEqualDefault
venvs = local.run('/bin/bash -c "source {venv_script} ;'
'lsvirtualenv -b"'.format(venv_script=venv_script),
verbose=False,
env=new_env).strip().split("\n")
if self.venv in venvs:
local.run('/bin/bash -c "source {venv_script} ; '
'rmvirtualenv {venv}"'.format(venv_script=venv_script,
venv=self.venv),
verbose=True,
env=new_env)
def mkvirtualenv(self):
"""Make a virtualenv"""
new_env = Project.env_without_virtualenvwrapper()
debug("os.environ['PATH']: \"{path}\"".format(path=os.environ['PATH']))
debug("new_env: {env}".format(env=pformat(new_env)))
with LocalShell() as local:
venv_script = Project.virtualenvwrapper_script
# noinspection PyArgumentEqualDefault
venvs = local.run('/bin/bash -c "source {venv_script} ;'
'lsvirtualenv -b"'.format(venv_script=venv_script),
verbose=False,
env=new_env).strip().split("\n")
if self.venv not in venvs:
python_path = local.system('which {python}'.format(python=self.python)).strip()
local.run('/bin/bash -c "source {venv_script} ; '
'mkvirtualenv -p {python} {venv}"'.format(venv_script=venv_script,
python=python_path,
venv=self.venv),
verbose=True,
env=new_env)
def version():
"""Show the current version"""
if Project.configured():
info("Current version is: %s" % get_project_version(project_package=Project.package))
