Edit: terminal.py
""" pygments.formatters.terminal ~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Formatter for terminal output with ANSI sequences. :copyright: Copyright 2006-2023 by the Pygments team, see AUTHORS. :license: BSD, see LICENSE for details. """ from pip._vendor.pygments.formatter import Formatter from pip._vendor.pygments.token import Keyword, Name, Comment, String, Error, \ Number, Operator, Generic, Token, Whitespace from pip._vendor.pygments.console import ansiformat from pip._vendor.pygments.util import get_choice_opt __all__ = ['TerminalFormatter'] #: Map token types to a tuple of color values for light and dark #: backgrounds. TERMINAL_COLORS = { Token: ('', ''), Whitespace: ('gray', 'brightblack'), Comment: ('gray', 'brightblack'), Comment.Preproc: ('cyan', 'brightcyan'), Keyword: ('blue', 'brightblue'), Keyword.Type: ('cyan', 'brightcyan'), Operator.Word: ('magenta', 'brightmagenta'), Name.Builtin: ('cyan', 'brightcyan'), Name.Function: ('green', 'brightgreen'), Name.Namespace: ('_cyan_', '_brightcyan_'), Name.Class: ('_green_', '_brightgreen_'), Name.Exception: ('cyan', 'brightcyan'), Name.Decorator: ('brightblack', 'gray'), Name.Variable: ('red', 'brightred'), Name.Constant: ('red', 'brightred'), Name.Attribute: ('cyan', 'brightcyan'), Name.Tag: ('brightblue', 'brightblue'), String: ('yellow', 'yellow'), Number: ('blue', 'brightblue'), Generic.Deleted: ('brightred', 'brightred'), Generic.Inserted: ('green', 'brightgreen'), Generic.Heading: ('**', '**'), Generic.Subheading: ('*magenta*', '*brightmagenta*'), Generic.Prompt: ('**', '**'), Generic.Error: ('brightred', 'brightred'), Error: ('_brightred_', '_brightred_'), } class TerminalFormatter(Formatter): r""" Format tokens with ANSI color sequences, for output in a text console. Color sequences are terminated at newlines, so that paging the output works correctly. The `get_style_defs()` method doesn't do anything special since there is no support for common styles. Options accepted: `bg` Set to ``"light"`` or ``"dark"`` depending on the terminal's background (default: ``"light"``). `colorscheme` A dictionary mapping token types to (lightbg, darkbg) color names or ``None`` (default: ``None`` = use builtin colorscheme). `linenos` Set to ``True`` to have line numbers on the terminal output as well (default: ``False`` = no line numbers). """ name = 'Terminal' aliases = ['terminal', 'console'] filenames = [] def __init__(self, **options): Formatter.__init__(self, **options) self.darkbg = get_choice_opt(options, 'bg', ['light', 'dark'], 'light') == 'dark' self.colorscheme = options.get('colorscheme', None) or TERMINAL_COLORS self.linenos = options.get('linenos', False) self._lineno = 0 def format(self, tokensource, outfile): return Formatter.format(self, tokensource, outfile) def _write_lineno(self, outfile): self._lineno += 1 outfile.write("%s%04d: " % (self._lineno != 1 and '\n' or '', self._lineno)) def _get_color(self, ttype): # self.colorscheme is a dict containing usually generic types, so we # have to walk the tree of dots. The base Token type must be a key, # even if it's empty string, as in the default above. colors = self.colorscheme.get(ttype) while colors is None: ttype = ttype.parent colors = self.colorscheme.get(ttype) return colors[self.darkbg] def format_unencoded(self, tokensource, outfile): if self.linenos: self._write_lineno(outfile) for ttype, value in tokensource: color = self._get_color(ttype) for line in value.splitlines(True): if color: outfile.write(ansiformat(color, line.rstrip('\n'))) else: outfile.write(line.rstrip('\n')) if line.endswith('\n'): if self.linenos: self._write_lineno(outfile) else: outfile.write('\n') if self.linenos: outfile.write("\n")
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