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50 lines
1.3 KiB
50 lines
1.3 KiB
3 years ago
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import textwrap
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import typing as t
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from contextlib import contextmanager
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class TextWrapper(textwrap.TextWrapper):
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def _handle_long_word(
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self,
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reversed_chunks: t.List[str],
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cur_line: t.List[str],
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cur_len: int,
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width: int,
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) -> None:
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space_left = max(width - cur_len, 1)
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if self.break_long_words:
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last = reversed_chunks[-1]
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cut = last[:space_left]
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res = last[space_left:]
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cur_line.append(cut)
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reversed_chunks[-1] = res
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elif not cur_line:
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cur_line.append(reversed_chunks.pop())
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@contextmanager
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def extra_indent(self, indent: str) -> t.Iterator[None]:
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old_initial_indent = self.initial_indent
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old_subsequent_indent = self.subsequent_indent
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self.initial_indent += indent
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self.subsequent_indent += indent
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try:
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yield
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finally:
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self.initial_indent = old_initial_indent
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self.subsequent_indent = old_subsequent_indent
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def indent_only(self, text: str) -> str:
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rv = []
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for idx, line in enumerate(text.splitlines()):
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indent = self.initial_indent
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if idx > 0:
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indent = self.subsequent_indent
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rv.append(f"{indent}{line}")
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return "\n".join(rv)
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