Add a few more libraries to the stdlib.

lib/_collections.py

+class deque(object):
+
+  def __init__(self, *_):
+    raise NotImplementedError

lib/errno.py

+EINVAL = 22

lib/operator.py

+def eq(a, b):
+  return a == b
+
+
+def le(a, b):
+  return a <= b
+
+
+def lt(a, b):
+  return a < b
+
+
+def ge(a, b):
+  return a >= b
+
+
+def gt(a, b):
+  return a > b
+
+
+def itemgetter(*items):
+  if len(items) == 1:
+    item = items[0]
+    def g(obj):
+      return obj[item]
+  else:
+    def g(obj):
+      return tuple(obj[item] for item in items)
+  return g
+
+
+def ne(a, b):
+  return a != b

lib/thread.py

+def get_ident():
+  f = __frame__()
+  while f.f_back:
+    f = f.f_back
+  return id(f)

third_party/stdlib/keyword.py

+#! /usr/bin/env python
+
+"""Keywords (from "graminit.c")
+
+This file is automatically generated; please don't muck it up!
+
+To update the symbols in this file, 'cd' to the top directory of
+the python source tree after building the interpreter and run:
+
+    ./python Lib/keyword.py
+"""
+
+__all__ = ["iskeyword", "kwlist"]
+
+kwlist = [
+#--start keywords--
+        'and',
+        'as',
+        'assert',
+        'break',
+        'class',
+        'continue',
+        'def',
+        'del',
+        'elif',
+        'else',
+        'except',
+        'exec',
+        'finally',
+        'for',
+        'from',
+        'global',
+        'if',
+        'import',
+        'in',
+        'is',
+        'lambda',
+        'not',
+        'or',
+        'pass',
+        'print',
+        'raise',
+        'return',
+        'try',
+        'while',
+        'with',
+        'yield',
+#--end keywords--
+        ]
+
+iskeyword = frozenset(kwlist).__contains__
+
+def main():
+    import sys, re
+
+    args = sys.argv[1:]
+    iptfile = args and args[0] or "Python/graminit.c"
+    if len(args) > 1: optfile = args[1]
+    else: optfile = "Lib/keyword.py"
+
+    # scan the source file for keywords
+    fp = open(iptfile)
+    strprog = re.compile('"([^"]+)"')
+    lines = []
+    for line in fp:
+        if '{1, "' in line:
+            match = strprog.search(line)
+            if match:
+                lines.append("        '" + match.group(1) + "',\n")
+    fp.close()
+    lines.sort()
+
+    # load the output skeleton from the target
+    fp = open(optfile)
+    format = fp.readlines()
+    fp.close()
+
+    # insert the lines of keywords
+    try:
+        start = format.index("#--start keywords--\n") + 1
+        end = format.index("#--end keywords--\n")
+        format[start:end] = lines
+    except ValueError:
+        sys.stderr.write("target does not contain format markers\n")
+        sys.exit(1)
+
+    # write the output file
+    fp = open(optfile, 'w')
+    fp.write(''.join(format))
+    fp.close()
+
+if __name__ == "__main__":
+    main()