python · chgnrdv · Jun 18, 2023 · Jun 18, 2023 · Jun 18, 2023 · Jun 18, 2023
@@ -512,7 +512,7 @@ def run(self):
    'del', 'dict', 'dynamic-features', 'else', 'exceptions', 'execmodel',
    'exprlists', 'floating', 'for', 'formatstrings', 'function', 'global',
    'id-classes', 'identifiers', 'if', 'imaginary', 'import', 'in', 'integers',
-    'lambda', 'lists', 'naming', 'nonlocal', 'numbers', 'numeric-types',
+    'lambda', 'lists', 'match', 'naming', 'nonlocal', 'numbers', 'numeric-types',
    'objects', 'operator-summary', 'pass', 'power', 'raise', 'return',
    'sequence-types', 'shifting', 'slicings', 'specialattrs', 'specialnames',
    'string-methods', 'strings', 'subscriptions', 'truth', 'try', 'types',

@@ -70,6 +70,7 @@ class or function within a module or module in a package.  If the
 import sysconfig
 import time
 import tokenize
+import typing
 import urllib.parse
 import warnings
 from collections import deque
@@ -1864,6 +1865,12 @@ class Helper:
        'with': ('with', 'CONTEXTMANAGERS EXCEPTIONS yield'),
        'yield': ('yield', ''),
    }
+    soft_keywords = {
+        '_': '',
+        'case': 'match',
+        'match': ('match', ''),
+        'type': ''
+    }
    # Either add symbols to this dictionary or to the symbols dictionary
    # directly: Whichever is easier. They are merged later.
    _strprefixes = [p + q for p in ('b', 'f', 'r', 'u') for q in ("'", '"')]
@@ -2070,6 +2077,10 @@ def help(self, request, is_cli=False):
                # special case these keywords since they are objects too
                doc(eval(request), 'Help on %s:', is_cli=is_cli)
            elif request in self.keywords: self.showtopic(request)
+            elif request == 'type':
+                # special case for type alias
+                doc(typing.TypeAliasType, 'Help on %s:', is_cli=is_cli)
+            elif request in self.soft_keywords: self.showtopic(request)
            elif request in self.topics: self.showtopic(request)
            elif request: doc(request, 'Help on %s:', output=self._output, is_cli=is_cli)
            else: doc(str, 'Help on %s:', output=self._output, is_cli=is_cli)
@@ -2140,7 +2151,8 @@ def showtopic(self, topic, more_xrefs=''):
 module "pydoc_data.topics" could not be found.
 ''')
            return
-        target = self.topics.get(topic, self.keywords.get(topic))
+        target = self.topics.get(topic, self.keywords.get(topic) or
+                                        self.soft_keywords.get(topic))
        if not target:
            self.output.write('no documentation found for %s\n' % repr(topic))
            return