59 lines
1.4 KiB
Python
59 lines
1.4 KiB
Python
# Copyright 2022 The HuggingFace Team and Brian Chao. 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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"""
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A variety of helper functions and constants when dealing with terminal menu choices, based on
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https://github.com/bchao1/bullet
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"""
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import enum
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import shutil
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import sys
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TERMINAL_WIDTH, _ = shutil.get_terminal_size()
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CURSOR_TO_CHAR = {"UP": "A", "DOWN": "B", "RIGHT": "C", "LEFT": "D"}
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class Direction(enum.Enum):
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UP = 0
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DOWN = 1
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def forceWrite(content, end=""):
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sys.stdout.write(str(content) + end)
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sys.stdout.flush()
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def writeColor(content, color, end=""):
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forceWrite(f"\u001b[{color}m{content}\u001b[0m", end)
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def reset_cursor():
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forceWrite("\r")
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def move_cursor(num_lines: int, direction: str):
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forceWrite(f"\033[{num_lines}{CURSOR_TO_CHAR[direction.upper()]}")
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def clear_line():
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forceWrite(" " * TERMINAL_WIDTH)
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reset_cursor()
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def linebreak():
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reset_cursor()
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forceWrite("-" * TERMINAL_WIDTH)
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