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overload functions with PyObject

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This commit is contained in:
David Rose 2004-05-19 20:06:03 +00:00
parent f54565390d
commit 9de170f3fe
1 changed files with 23 additions and 13 deletions
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36
direct/src/ffi/FFIOverload.py
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@ -137,6 +137,11 @@ def inheritsFrom(type1, type2):
return 0 return 0
def getInheritanceLevel(type, checkNested = 1): def getInheritanceLevel(type, checkNested = 1):
if type.__class__ == FFITypes.PyObjectTypeDescriptor:
# A special case: PyObject * is always the most general
# object. Everything is a PyObject.
return -1
# If this is a nested type, return the inheritance level of the outer type. # If this is a nested type, return the inheritance level of the outer type.
if type.isNested: if type.isNested:
# Check the level of your outer class # Check the level of your outer class
@ -364,20 +369,25 @@ class FFIMethodArgumentTree:
oneTreeHasArgs = 1 oneTreeHasArgs = 1
typeName = getTypeName(self.classTypeDesc, typeDesc) typeName = getTypeName(self.classTypeDesc, typeDesc)
typeNameList.append(typeName) typeNameList.append(typeName)
if (i == 0): if typeDesc.__class__ == FFITypes.PyObjectTypeDescriptor:
indent(file, nesting+2, 'if (isinstance(_args[' + `level` + '], ' # A special case: if one of the parameters is
+ typeName # PyObject *, that means anything is accepted.
+ '))') condition = '1'
else: else:
indent(file, nesting+2, 'elif (isinstance(_args[' + `level` + '], ' # Otherwise, we'll check the particular type of
+ typeName # the object.
+ '))') condition = '(isinstance(_args[' + `level` + '], ' + typeName + '))'
# If it is looking for a float, make it accept an integer too # If it is looking for a float, make it accept an integer too
if (typeName == 'types.FloatType'): if (typeName == 'types.FloatType'):
file.write(' or (isinstance(_args[' + `level` + '], ' condition += (' or (isinstance(_args[' + `level` + '], '
+ 'types.IntType' + 'types.IntType'
+ '))') + '))')
file.write(':\n')
if (i == 0):
indent(file, nesting+2, 'if ' + condition + ':\n')
else:
indent(file, nesting+2, 'elif ' + condition + ':\n')
# Get to the bottom of this chain # Get to the bottom of this chain
if (self.tree[typeDesc][0] != None): if (self.tree[typeDesc][0] != None):
self.tree[typeDesc][0].traverse(file, nesting+1, level+1) self.tree[typeDesc][0].traverse(file, nesting+1, level+1)