pyassem: Get rid of hasattr() check.

opy/compiler2/pyassem.py

@@ -529,8 +529,9 @@ def __init__(self, klass, consts, names, varnames, closure):
        self.closure = closure

    def _convert_LOAD_CONST(self, arg):
        if hasattr(arg, 'getCode'):
            arg = arg.getCode()
        from . import pycodegen
        if isinstance(arg, pycodegen.CodeGenerator):
            arg = arg.graph.getCode()
        return _NameToIndex(arg, self.consts)

    def _convert_LOAD_FAST(self, arg):

opy/compiler2/pycodegen.py

@@ -197,15 +197,6 @@ def _setupGraphDelegation(self):
        self.nextBlock = self.graph.nextBlock
        self.setDocstring = self.graph.setDocstring

    def getCode(self):
        """Called by _convert_LOAD_CONST in pyassem in a weird way.

        It checks hasattr(arg, 'getCode').  I guess that is the ad-hoc
        polymorphism of things that can be serialized to code objects.  Consts
        can be code objects!
        """
        return self.graph.getCode()

    def mangle(self, name):
        if self.class_name is not None:
            return misc.mangle(name, self.class_name)