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Direktori : /opt/alt/python38/lib/python3.8/site-packages/click/ |
Current File : //opt/alt/python38/lib/python3.8/site-packages/click/globals.py |
from threading import local _local = local() def get_current_context(silent=False): """Returns the current click context. This can be used as a way to access the current context object from anywhere. This is a more implicit alternative to the :func:`pass_context` decorator. This function is primarily useful for helpers such as :func:`echo` which might be interested in changing it's behavior based on the current context. To push the current context, :meth:`Context.scope` can be used. .. versionadded:: 5.0 :param silent: is set to `True` the return value is `None` if no context is available. The default behavior is to raise a :exc:`RuntimeError`. """ try: return getattr(_local, 'stack')[-1] except (AttributeError, IndexError): if not silent: raise RuntimeError('There is no active click context.') def push_context(ctx): """Pushes a new context to the current stack.""" _local.__dict__.setdefault('stack', []).append(ctx) def pop_context(): """Removes the top level from the stack.""" _local.stack.pop() def resolve_color_default(color=None): """"Internal helper to get the default value of the color flag. If a value is passed it's returned unchanged, otherwise it's looked up from the current context. """ if color is not None: return color ctx = get_current_context(silent=True) if ctx is not None: return ctx.color