def __init__(self, py_class, **kwds):
super(ExtensionType, self).__init__(**kwds)
assert isinstance(py_class, type), "Must be a new-style class"
self.name = py_class.__name__
self.py_class = py_class
self.symtab = {} # attr_name -> attr_type
self.methods = [] # (method_name, func_signature)
self.methoddict = {} # method_name -> (func_signature, vtab_index)
self.vtab_offset = extension_types.compute_vtab_offset(py_class)
self.attr_offset = extension_types.compute_attrs_offset(py_class)
self.attribute_struct = None
self.vtab_type = None
self.parent_attr_struct = None
self.parent_vtab_type = None
def compute_offsets(self, py_class):
from numba import extension_types
self.vtab_offset = extension_types.compute_vtab_offset(py_class)
self.attr_offset = extension_types.compute_attrs_offset(py_class)
