mirror of
https://github.com/morpheus65535/bazarr
synced 2024-12-27 01:57:33 +00:00
48 lines
1.5 KiB
Python
48 lines
1.5 KiB
Python
from threading import local
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_local = local()
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def get_current_context(silent=False):
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"""Returns the current click context. This can be used as a way to
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access the current context object from anywhere. This is a more implicit
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alternative to the :func:`pass_context` decorator. This function is
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primarily useful for helpers such as :func:`echo` which might be
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interested in changing its behavior based on the current context.
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To push the current context, :meth:`Context.scope` can be used.
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.. versionadded:: 5.0
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:param silent: is set to `True` the return value is `None` if no context
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is available. The default behavior is to raise a
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:exc:`RuntimeError`.
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"""
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try:
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return getattr(_local, 'stack')[-1]
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except (AttributeError, IndexError):
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if not silent:
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raise RuntimeError('There is no active click context.')
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def push_context(ctx):
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"""Pushes a new context to the current stack."""
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_local.__dict__.setdefault('stack', []).append(ctx)
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def pop_context():
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"""Removes the top level from the stack."""
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_local.stack.pop()
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def resolve_color_default(color=None):
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""""Internal helper to get the default value of the color flag. If a
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value is passed it's returned unchanged, otherwise it's looked up from
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the current context.
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"""
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if color is not None:
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return color
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ctx = get_current_context(silent=True)
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if ctx is not None:
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return ctx.color
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