Restore F1 for help

Lib/_pyrepl/commands.py

@@ -396,6 +396,14 @@ def do(self):
  pass
 
 
+class help(Command):
+ def do(self):
+ import _sitebuiltins
+ self.reader.console.restore()
+ self.reader.msg = _sitebuiltins._Helper()()
+ self.reader.dirty = 1
+
+
 class invalid_key(Command):
  def do(self):
  pending = self.reader.console.getpending()

Lib/_pyrepl/reader.py

@@ -160,6 +160,7 @@ def make_default_syntax_table():
  (r"\M-\<backspace>", "backward-kill-word"),
  (r"\<end>", "end-of-line"), # was 'end'
  (r"\<home>", "beginning-of-line"), # was 'home'
+ (r"\<f1>", "help"),
  (r"\EOF", "end"), # the entries in the terminfo database for xterms
  (r"\EOH", "home"), # seem to be wrong. this is a less than ideal
  # workaround