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

Files @ 440fab755fa9

Branch filter:

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

440fab755fa9 781 B text/x-python Show Annotation Show as Raw Download as Raw

Dennis Brakhane

switch to branch: handle slashes in branch names

In git, having slashes in branch names are not uncommon.

We cannot use a branch name with slashes in the url, so in that case, we
use the changeset id instead like we already do for tags and bookmarks.

Fixes #654

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