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Improve Python tree-shaking

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This commit is contained in:
Justine Tunney 2021-09-06 19:24:10 -07:00
parent 5bb2275788
commit 4f41f2184d
169 changed files with 4182 additions and 2411 deletions
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10
third_party/python/Lib/opcode.py vendored
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@ -6,7 +6,7 @@ operate on bytecodes (e.g. peephole optimizers).
__all__ = ["cmp_op", "hasconst", "hasname", "hasjrel", "hasjabs",
"haslocal", "hascompare", "hasfree", "opname", "opmap",
"HAVE_ARGUMENT", "EXTENDED_ARG", "hasnargs"]
"HAVE_ARGUMENT", "EXTENDED_ARG", "hasnargs", 'stack_effect']
# It's a chicken-and-egg I'm afraid:
# We're imported before _opcode's made.
@ -15,14 +15,10 @@ __all__ = ["cmp_op", "hasconst", "hasname", "hasjrel", "hasjabs",
# Both our chickens and eggs are allayed.
# --Larry Hastings, 2013/11/23
try:
from _opcode import stack_effect
__all__.append('stack_effect')
except ImportError:
pass
from _opcode import stack_effect
cmp_op = ('<', '<=', '==', '!=', '>', '>=', 'in', 'not in', 'is',
'is not', 'exception match', 'BAD')
'is not', 'exception match', 'BAD')
hasconst = []
hasname = []