def do_install(self, subcmd, opts, *names):
"""${cmd_name}: Install/upgrade packages
NAME can be one of the following:
- Name of the package to install (eg: "django")
- Setuptools-style requirement string (eg: "cherrypy<3")
- Path to a local .pypm file
- URL to a remote .pypm file
Installing a package will automatically install its dependencies that
are specified via setuptools' "install_requires".
Packages are by default installed to PEP 370 style user directories
(~/.local or %APPDATA%\Python) unless the -g or -E option is used.
${cmd_usage}
${cmd_option_list}
"""
with self.bootstrapped():
self._autosync()
# Read requirement files
if opts.requirements:
names = list(names)
for requirement in opts.requirements:
with open(requirement) as f:
for r in f:
r = r.strip()
if r and not r.startswith('#'):
names.append(r)
elif not names:
raise cmdln.CmdlnUserError(
'insufficient arguments; see `pypm help install`')
# Ask the user if he wants to add user local bin directory to his
# PATH. Do this only when `pyenv` is a user site environment; not
# when it is, say, the global one (-g).
# On Windows, try to expand the unexpanded %APPDATA%
if isinstance(self.pypmenv.pyenv,
python.UserLocalPythonEnvironment):
pep370_fix_path()
if len(names) == 1:
if '://' in names[0]:
return install_remote_file(self.pypmenv, names[0])
elif names[0].endswith(BinaryPackage.EXTENSION) and P.exists(
names[0]):
return install_local_file(self.pypmenv, names[0])
return install(self.pypmenv,
names,
nodeps=opts.nodeps,
skip_missing=not opts.no_ignore)
def do_uninstall(self, subcmd, opts, *names):
"""${cmd_name}: Uninstall packages
Removing a package will automatically uninstall other packages that
depend on the package to be uninstall.
Packages are by default uninstalled from PEP 370 style user directories
(~/.local or %APPDATA%\Python) unless the -E option is used (type 'pypm
help virtualenv' for more information).
${cmd_usage}
${cmd_option_list}
"""
with self.bootstrapped():
if not names:
raise cmdln.CmdlnUserError(
'insufficient arguments; see `pypm help uninstall`')
return uninstall(self.pypmenv, names, nodeps=opts.nodeps)
def require_option(options, option_name, details=None):
"""
>>> require_option('foo-bar')
...
CmdlnUserError: required option, --foo-bar, is mising
From http://twitter.com/ActiveState/status/19782350475
'required options' - conforming to unix standard vs being creative with
non-positional arguments. http://bit.ly/d2iiUL #python #optparse ^SR
"""
option_var_name = option_name.replace('-', '_')
if not hasattr(options, option_var_name):
raise ValueError("require_option: undefined option '%s'" %
option_var_name)
if getattr(options, option_var_name) is None:
msg = 'required option "--{0}" is missing'.format(option_name)
if details:
msg = '%s (%s)' % (msg, details)
raise cmdln.CmdlnUserError(msg)