kallithea Files · rhodecode/lib/vcs/utils/imports.py

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Location: kallithea/rhodecode/lib/vcs/utils/imports.py

50927aedcab5 781 B text/x-python Show Annotation Show as Raw Download as Raw

Marcin Kuzminski

move the existing changeset checks bellow other checks else it can throw exceptions for non
existing repos

from rhodecode.lib.vcs.exceptions import VCSError


def import_class(class_path):
    """
    Returns class from the given path.

    For example, in order to get class located at
    ``vcs.backends.hg.MercurialRepository``:

        try:
            hgrepo = import_class('vcs.backends.hg.MercurialRepository')
        except VCSError:
            # hadle error
    """
    splitted = class_path.split('.')
    mod_path = '.'.join(splitted[:-1])
    class_name = splitted[-1]
    try:
        class_mod = __import__(mod_path, {}, {}, [class_name])
    except ImportError, err:
        msg = "There was problem while trying to import backend class. "\
            "Original error was:\n%s" % err
        raise VCSError(msg)
    cls = getattr(class_mod, class_name)

    return cls