mirror of
https://github.com/storytold/storyteller-ml.git
synced 2026-10-13 23:53:02 +00:00
Brandon Thomas
47 lines
1.5 KiB
Python
47 lines
1.5 KiB
Python
# Copyright (c) 2020, NVIDIA CORPORATION. All rights reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import sys
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from nemo.constants import NEMO_ENV_VARNAME_ENABLE_COLORING
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from nemo.utils.env_var_parsing import get_envbool
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__all__ = ["check_color_support", "to_unicode"]
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def check_color_support():
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# Colors can be forced with an env variable
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if not sys.platform.lower().startswith("win") and get_envbool(NEMO_ENV_VARNAME_ENABLE_COLORING, False):
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return True
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def to_unicode(value):
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"""
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Converts a string argument to a unicode string.
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If the argument is already a unicode string or None, it is returned
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unchanged. Otherwise it must be a byte string and is decoded as utf8.
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"""
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try:
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if isinstance(value, (str, type(None))):
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return value
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if not isinstance(value, bytes):
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raise TypeError("Expected bytes, unicode, or None; got %r" % type(value))
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return value.decode("utf-8")
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except UnicodeDecodeError:
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return repr(value)
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