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import inspect
import warnings
from typing import Any, Dict, Optional, Union
from packaging import version
def deprecate(*args, take_from: Optional[Union[Dict, Any]] = None, standard_warn=True, stacklevel=2):
from .. import __version__
deprecated_kwargs = take_from
values = ()
if not isinstance(args[0], tuple):
args = (args,)
for attribute, version_name, message in args:
if version.parse(version.parse(__version__).base_version) >= version.parse(version_name):
raise ValueError(
f"The deprecation tuple {(attribute, version_name, message)} should be removed since diffusers'"
f" version {__version__} is >= {version_name}"
)
warning = None
if isinstance(deprecated_kwargs, dict) and attribute in deprecated_kwargs:
values += (deprecated_kwargs.pop(attribute),)
warning = f"The `{attribute}` argument is deprecated and will be removed in version {version_name}."
elif hasattr(deprecated_kwargs, attribute):
values += (getattr(deprecated_kwargs, attribute),)
warning = f"The `{attribute}` attribute is deprecated and will be removed in version {version_name}."
elif deprecated_kwargs is None:
warning = f"`{attribute}` is deprecated and will be removed in version {version_name}."
if warning is not None:
warning = warning + " " if standard_warn else ""
warnings.warn(warning + message, FutureWarning, stacklevel=stacklevel)
if isinstance(deprecated_kwargs, dict) and len(deprecated_kwargs) > 0:
call_frame = inspect.getouterframes(inspect.currentframe())[1]
filename = call_frame.filename
line_number = call_frame.lineno
function = call_frame.function
key, value = next(iter(deprecated_kwargs.items()))
raise TypeError(f"{function} in {filename} line {line_number-1} got an unexpected keyword argument `{key}`")
if len(values) == 0:
return
elif len(values) == 1:
return values[0]
return values
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