recipe-577473.py 文件源码

def assertEquals( exp, got ):
        """assertEquals(exp, got)

        Two objects test as "equal" if:

        * they are the same object as tested by the 'is' operator.
        * either object is a float or complex number and the absolute
          value of the difference between the two is less than 1e-8.
        * applying the equals operator ('==') returns True.
        """
        from types import FloatType, ComplexType
        if exp is got:
            r = True
        elif ( type( exp ) in ( FloatType, ComplexType ) or
               type( got ) in ( FloatType, ComplexType ) ):
            r = abs( exp - got ) < 1e-8
        else:
            r = ( exp == got )
        if not r:
            print >>sys.stderr, "Error: expected <%s> but got <%s>" % ( repr( exp ), repr( got ) )
            traceback.print_stack()