37 lines
1.5 KiB
Python
37 lines
1.5 KiB
Python
from .enabled import EnabledExtensionManager
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class NamedExtensionManager(EnabledExtensionManager):
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"""ExtensionManager that only loads the named extensions.
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This is useful for explictly enabling extensions in a
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configuration file, for example.
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:param namespace: The namespace for the entry points.
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:type namespace: str
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:param name: The names of the extensions to load.
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:type name: str
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:param invoke_on_load: Boolean controlling whether to invoke the
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object returned by the entry point after the driver is loaded.
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:type invoke_on_load: bool
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:param invoke_args: Positional arguments to pass when invoking
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the object returned by the entry point. Only used if invoke_on_load
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is True.
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:type invoke_args: tuple
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:param invoke_kwds: Named arguments to pass when invoking
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the object returned by the entry point. Only used if invoke_on_load
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is True.
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:type invoke_kwds: dict
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"""
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def __init__(self, namespace, names,
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invoke_on_load=False, invoke_args=(), invoke_kwds={}):
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def check(ep):
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return ep.name in names
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super(NamedExtensionManager, self).__init__(namespace,
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check,
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invoke_on_load=invoke_on_load,
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invoke_args=invoke_args,
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invoke_kwds=invoke_kwds,
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)
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