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bpo-46471: Use single byte singletons (GH-30781)

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Kumar Aditya 2022-01-23 23:15:39 +05:30 • committed by GitHub
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commit ca78130d7e
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Misc/NEWS.d/next/Build/2022-01-22-11-06-23.bpo-46471.03snrE.rst Normal file
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@ -0,0 +1 @@
Use global singletons for single byte bytes objects in deepfreeze.

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Tools/scripts/deepfreeze.py
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@ -150,6 +150,8 @@ class Printer:
def generate_bytes(self, name: str, b: bytes) -> str:
if b == b"":
return "(PyObject *)&_Py_SINGLETON(bytes_empty)"
if len(b) == 1:
return f"(PyObject *)&_Py_SINGLETON(bytes_characters[{b[0]}])"
self.write("static")
with self.indent():
with self.block("struct"):