intermediate changes

ref:cde9a383711a11544ce7e107a78147fb96cc4029

1 files changed, 61 insertions, 0 deletions

diff --git a/contrib/python/Pygments/py3/pygments/lexers/sgf.py b/contrib/python/Pygments/py3/pygments/lexers/sgf.py
new file mode 100644
index 0000000000..35c90ff54f
--- /dev/null
+++ b/contrib/python/Pygments/py3/pygments/lexers/sgf.py
@@ -0,0 +1,61 @@
+"""
+    pygments.lexers.sgf
+    ~~~~~~~~~~~~~~~~~~~
+
+    Lexer for Smart Game Format (sgf) file format.
+
+    :copyright: Copyright 2006-2021 by the Pygments team, see AUTHORS.
+    :license: BSD, see LICENSE for details.
+"""
+
+from pygments.lexer import RegexLexer, bygroups
+from pygments.token import Name, Literal, String, Text, Punctuation, Whitespace
+
+__all__ = ["SmartGameFormatLexer"]
+
+
+class SmartGameFormatLexer(RegexLexer):
+    """
+    Lexer for Smart Game Format (sgf) file format.
+
+    The format is used to store game records of board games for two players
+    (mainly Go game).
+    For more information about the definition of the format, see:
+    https://www.red-bean.com/sgf/
+
+    .. versionadded:: 2.4
+    """
+    name = 'SmartGameFormat'
+    aliases = ['sgf']
+    filenames = ['*.sgf']
+
+    tokens = {
+        'root': [
+            (r'[():;]+', Punctuation),
+            # tokens:
+            (r'(A[BW]|AE|AN|AP|AR|AS|[BW]L|BM|[BW]R|[BW]S|[BW]T|CA|CH|CP|CR|'
+             r'DD|DM|DO|DT|EL|EV|EX|FF|FG|G[BW]|GC|GM|GN|HA|HO|ID|IP|IT|IY|KM|'
+             r'KO|LB|LN|LT|L|MA|MN|M|N|OB|OM|ON|OP|OT|OV|P[BW]|PC|PL|PM|RE|RG|'
+             r'RO|RU|SO|SC|SE|SI|SL|SO|SQ|ST|SU|SZ|T[BW]|TC|TE|TM|TR|UC|US|VW|'
+             r'V|[BW]|C)',
+             Name.Builtin),
+            # number:
+            (r'(\[)([0-9.]+)(\])',
+             bygroups(Punctuation, Literal.Number, Punctuation)),
+            # date:
+            (r'(\[)([0-9]{4}-[0-9]{2}-[0-9]{2})(\])',
+             bygroups(Punctuation, Literal.Date, Punctuation)),
+            # point:
+            (r'(\[)([a-z]{2})(\])',
+             bygroups(Punctuation, String, Punctuation)),
+            # double points:
+            (r'(\[)([a-z]{2})(:)([a-z]{2})(\])',
+             bygroups(Punctuation, String, Punctuation, String, Punctuation)),
+
+            (r'(\[)([\w\s#()+,\-.:?]+)(\])',
+             bygroups(Punctuation, String, Punctuation)),
+            (r'(\[)(\s.*)(\])',
+             bygroups(Punctuation, Whitespace, Punctuation)),
+            (r'\s+', Whitespace)
+        ],
+    }