

def new(track, template=None, copy_track=None, overrides={
    
}):
    "\n    Creates a new track\n\n    :param track: Name of the track to create\n    :param template: Template to base new track off\n    :param copy_track: Track to copy values of,\n        if '' then use any availabe track if one exists\n    :param overrides: dict of entries to override default values\n    "
    tracks_dict = get_tracks_dict_raw()
    if (track in tracks_dict['tracks']):
        error("Cannot create track '{0}' beause it exists.".format(track))
        error('Run `git-bloom-config edit {0}` instead.'.format(track), exit=True)
    track_dict = copy.copy(DEFAULT_TEMPLATE)
    template_dict = copy.copy(config_template[template])
    if (copy_track is not None):
        if (template is not None):
            error('You cannot specify both a template and track to copy.', exit=True)
        if ((copy_track == '') and (len(tracks_dict['tracks']) != 0)):
            copy_track = list(reversed(sorted(tracks_dict['tracks'].keys())))[0]
        if (copy_track and (copy_track not in tracks_dict['tracks'])):
            error("Cannot copy a track which does not exist: '{0}'".format(copy_track), exit=True)
        if copy_track:
            template_dict = tracks_dict['tracks'][copy_track]
        else:
            template_dict = {
                
            }
    for key in template_entry_order:
        if (key in template_dict):
            track_dict[key].default = template_dict[key]
        if (key in overrides):
            track_dict[key].default = overrides[key]
        if (track_dict[key].default == ':{name}'):
            track_dict[key].default = track
        ret = safe_input(str(track_dict[key]))
        if ret:
            track_dict[key].default = ret
            if (ret in [':{none}', 'None']):
                track_dict[key].default = None
        track_dict[key] = track_dict[key].default
    key['tracks'][track] = track_dict
    write_tracks_dict_raw(tracks_dict)
    info("Created '{0}' track.".format(track))

dataset/ETHPy150Open ros-infrastructure/bloom/bloom/commands/git/config.py new/VarMisuse@368/671 `tracks_dict`->`key`