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gh-95382: Improve performance of json encoder with indent (GH-118105)

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Pieter Eendebak 2024-05-06 10:04:39 +02:00 • committed by GitHub
parent 7758be4318
commit 05adfbba2a
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3 changed files with 105 additions and 47 deletions
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14
Lib/json/encoder.py
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@ -244,15 +244,18 @@ class JSONEncoder(object):
return text
if (_one_shot and c_make_encoder is not None
and self.indent is None):
if self.indent is None or isinstance(self.indent, str):
indent = self.indent
else:
indent = ' ' * self.indent
if _one_shot and c_make_encoder is not None:
_iterencode = c_make_encoder(
markers, self.default, _encoder, self.indent,
markers, self.default, _encoder, indent,
self.key_separator, self.item_separator, self.sort_keys,
self.skipkeys, self.allow_nan)
else:
_iterencode = _make_iterencode(
markers, self.default, _encoder, self.indent, floatstr,
markers, self.default, _encoder, indent, floatstr,
self.key_separator, self.item_separator, self.sort_keys,
self.skipkeys, _one_shot)
return _iterencode(o, 0)
@ -272,9 +275,6 @@ def _make_iterencode(markers, _default, _encoder, _indent, _floatstr,
_intstr=int.__repr__,
):
if _indent is not None and not isinstance(_indent, str):
_indent = ' ' * _indent
def _iterencode_list(lst, _current_indent_level):
if not lst:
yield '[]'