Source code for pymyinstall.cli.pymy_deps

script which looks into the dependencies for a module

.. todoext::
    :title: add a script to look into dependencies
    :tag: done
    :cost: 0.5
    :date: 2016-09-18
    :release: 1.1

    Add a script to check the missing dependencies.

.. versionadded:: 1.1

from __future__ import print_function
import sys
import os
import argparse

[docs]def get_parser(): """ defines the way to parse the script ``pymy_deps`` :githublink:`%|py|26` """ parser = argparse.ArgumentParser( description='look dependencies for modules') parser.add_argument( 'module', nargs="*", default="all", help='update only the list of modules included in this list or all modules if not specified or equal to all') return parser
[docs]def do_main(list_modules=None): """ calls function :func:`missing_dependencies <pymyinstall.installhelper.module_dependencies.missing_dependencies>` :param list_modules: list of modules to update or None for all :githublink:`%|py|42` """ try: from pymyinstall.installhelper import missing_dependencies, get_module_dependencies except ImportError: pfolder = os.path.normpath(os.path.join( os.path.abspath(os.path.dirname(__file__)), "..", "..")) sys.path.append(pfolder) if "pymyinstall" in sys.modules: del sys.modules["pymyinstall"] if "pymyinstall.installhelper" in sys.modules: del sys.modules["pymyinstall.installhelper"] try: from pymyinstall.installhelper import missing_dependencies, get_module_dependencies except ImportError as e: mes = "pfolder={0}\nPATH:\n{1}".format( pfolder, "\n".join(sys.path)) raise ImportError(mes) from e res = missing_dependencies(list_modules) if len(res) > 0: for r in res: print(r) elif list_modules is not None and len(list_modules) > 0: for mod in list_modules: print("checking ", mod) res = get_module_dependencies(mod) for r, v in sorted(res.items()): print(" ", r, v) else: print("no missing dependencies")
[docs]def main(): """ calls function :func:`missing_dependencies <pymyinstall.installhelper.module_dependencies.missing_dependencies>` but is meant to be added to scripts folder, parse command line arguments :githublink:`%|py|77` """ parser = get_parser() try: res = parser.parse_args() except SystemExit: print(parser.format_usage()) res = None if res is not None: list_module = None if res.module in [ "all", "", "-", None, []] else res.module do_main(list_modules=list_module)
if __name__ == "__main__": main()