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How to use _load_plugins method in tavern

Best Python code snippet using tavern

discovery_mgr.py

Source:discovery_mgr.py

...14import logging15from opsmgr.common.utils import entry_exit, load_plugin_by_namespace16I_DISCOVERY_PLUGIN = "opsmgr.discovery.interfaces.IDiscoveryPlugin"17@entry_exit(exclude_index=[], exclude_name=[])18def _load_plugins():19    """ Find the discovery provider plugins and return them as20        dictonary[name]=plugin class21    """22    return load_plugin_by_namespace(I_DISCOVERY_PLUGIN)23@entry_exit(exclude_index=[], exclude_name=[])24def list_plugins():25    return sorted(_load_plugins().keys())26@entry_exit(exclude_index=[], exclude_name=[])27def find_resources():28    plugins = _load_plugins()29    plugin_label = 'unknown' #keeps pylint happy30    message = None31    try:32        for plugin_label, plugin in plugins.items():33            plugin.find_resources()34    except Exception as e:35        logging.exception(e)36        message = _("Error in plugin (%s)::Unable to find resources - reason::%s") % \37                  (plugin_label, e)38        return -1, message39    return 0, message40@entry_exit(exclude_index=[], exclude_name=[])41def import_resources(resource_label='*', offline=False):42    plugins = _load_plugins()43    plugin_label = 'unknown' #keeps pylint happy44    message = None45    try:46        for plugin_label, plugin in plugins.items():47            plugin.import_resources(resource_label, offline)48    except Exception as e:49        logging.exception(e)50        message = _("Error in plugin (%s)::Unable to import resource - reason::%s") % \51                 (plugin_label, e)52        return -1, message...

__init__.py

Source:__init__.py

1import collections2import re3PluginInfo = collections.namedtuple('PluginInfo', ['name', 'cls', 'match', 'examples'])4def _load_plugins(class_name):5    import os6    import re7    import importlib8    items = []9    pat = re.compile(f'(.*_{class_name.lower()})\\.py$')10    my_folder = os.path.dirname(os.path.abspath(__file__))11    for item in os.listdir(my_folder):12        x = None13        m = pat.match(item)14        if m:15            plugin = m.group(1)16            module = importlib.import_module(f'.{plugin}', __name__)17            cls = getattr(module, class_name)18            if hasattr(module, 'match') and hasattr(module, 'EXAMPLES'):19                item = PluginInfo(plugin, cls, module.match, module.EXAMPLES)20                # Move file plugin to the end since it matches anything.21                if plugin.startswith('file'):22                    items.append(item)23                else:24                    items.insert(0, item)25    return items26SENDERS = _load_plugins('Sender')27RECEIVERS = _load_plugins('Receiver')28del _load_plugins29SENDER_EX = [x.examples for x in SENDERS]30RECEIVER_EX = [x.examples for x in RECEIVERS]31_UNLIKELY_FSPATH_PATH = re.compile('^[a-z][a-z0-9_.]{1,9}:')32def _seems_like_fspath(uri):33    return not bool(_UNLIKELY_FSPATH_PATH.match(uri))34def load(uri, items):35    for item in items:36        if item.match(uri):37            return item.cls(uri) if items is RECEIVERS else item.cls()38    msg = f"Can't find a transport that matches {uri}."39    if _seems_like_fspath(uri):40        msg += " Did you reference a file or folder that doesn't exist?"41    raise ValueError(msg)

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