65 lines
1.9 KiB
Python
65 lines
1.9 KiB
Python
# Copyright 2022 The HuggingFace Team. 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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"""Contains a utility for good-looking prints."""
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import os
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from typing import List, Union
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class ANSI:
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"""
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Helper for en.wikipedia.org/wiki/ANSI_escape_code
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"""
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_bold = "\u001b[1m"
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_gray = "\u001b[90m"
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_red = "\u001b[31m"
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_reset = "\u001b[0m"
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@classmethod
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def bold(cls, s: str) -> str:
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return cls._format(s, cls._bold)
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@classmethod
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def gray(cls, s: str) -> str:
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return cls._format(s, cls._gray)
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@classmethod
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def red(cls, s: str) -> str:
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return cls._format(s, cls._bold + cls._red)
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@classmethod
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def _format(cls, s: str, code: str) -> str:
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if os.environ.get("NO_COLOR"):
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# See https://no-color.org/
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return s
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return f"{code}{s}{cls._reset}"
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def tabulate(rows: List[List[Union[str, int]]], headers: List[str]) -> str:
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"""
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Inspired by:
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- stackoverflow.com/a/8356620/593036
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- stackoverflow.com/questions/9535954/printing-lists-as-tabular-data
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"""
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col_widths = [max(len(str(x)) for x in col) for col in zip(*rows, headers)]
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row_format = ("{{:{}}} " * len(headers)).format(*col_widths)
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lines = []
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lines.append(row_format.format(*headers))
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lines.append(row_format.format(*["-" * w for w in col_widths]))
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for row in rows:
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lines.append(row_format.format(*row))
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return "\n".join(lines)
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