Author: Ronan Lamy <[email protected]>
Branch: translation-cleanup
Changeset: r58220:ad5cf022a7b3
Date: 2012-10-17 22:19 +0100
http://bitbucket.org/pypy/pypy/changeset/ad5cf022a7b3/
Log: Copy cpython_code_signature()
diff --git a/pypy/objspace/flow/bytecode.py b/pypy/objspace/flow/bytecode.py
--- a/pypy/objspace/flow/bytecode.py
+++ b/pypy/objspace/flow/bytecode.py
@@ -1,11 +1,28 @@
"""
Bytecode handling classes and functions for use by the flow space.
"""
-from pypy.interpreter.pycode import (BytecodeCorruption,
- cpython_code_signature)
+from pypy.interpreter.pycode import BytecodeCorruption
from pypy.tool.stdlib_opcode import (host_bytecode_spec, EXTENDED_ARG,
HAVE_ARGUMENT)
-from pypy.interpreter.astcompiler.consts import CO_GENERATOR
+from pypy.interpreter.astcompiler.consts import (CO_GENERATOR, CO_VARARGS,
+ CO_VARKEYWORDS)
+from pypy.interpreter.argument import Signature
+
+def cpython_code_signature(code):
+ "([list-of-arg-names], vararg-name-or-None, kwarg-name-or-None)."
+ argcount = code.co_argcount
+ argnames = list(code.co_varnames[:argcount])
+ if code.co_flags & CO_VARARGS:
+ varargname = code.co_varnames[argcount]
+ argcount += 1
+ else:
+ varargname = None
+ if code.co_flags & CO_VARKEYWORDS:
+ kwargname = code.co_varnames[argcount]
+ argcount += 1
+ else:
+ kwargname = None
+ return Signature(argnames, varargname, kwargname)
class HostCode(object):
"""
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