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from pypy.interpreter.error import OperationError
from pypy.interpreter.gateway import Unwrapper
class Cache:
def __init__(self, space):
self.w_error = space.new_exception_class("binascii.Error",
space.w_ValueError)
self.w_incomplete = space.new_exception_class("binascii.Incomplete")
def raise_Error(space, msg):
w_error = space.fromcache(Cache).w_error
raise OperationError(w_error, space.newtext(msg))
def raise_Incomplete(space, msg):
w_error = space.fromcache(Cache).w_incomplete
raise OperationError(w_error, space.newtext(msg))
# a2b functions accept bytes and buffers, but also ASCII strings.
class AsciiBufferUnwrapper(Unwrapper):
def unwrap(self, space, w_value):
if space.isinstance_w(w_value, space.w_unicode):
w_value = space.call_method(w_value, "encode", space.newtext("ascii"))
return space.charbuf_w(w_value)
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