28 lines
1.0 KiB
Diff
28 lines
1.0 KiB
Diff
From 4b82eae46164afb468bb8995d87cbc643dc9e7a6 Mon Sep 17 00:00:00 2001
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From: Pablo Galindo <pablogsal@gmail.com>
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Date: Fri, 9 Jun 2023 11:22:20 +0100
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Subject: [PATCH 1/4] Fix factorial parsing for Python 3.12
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Signed-off-by: Pablo Galindo <pablogsal@gmail.com>
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---
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.mailmap | 1 +
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sympy/parsing/sympy_parser.py | 5 ++++-
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2 files changed, 5 insertions(+), 1 deletion(-)
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diff --git a/sympy/parsing/sympy_parser.py b/sympy/parsing/sympy_parser.py
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index 7e3a0e8067ce..1c89f0d25b9a 100644
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--- a/sympy/parsing/sympy_parser.py
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+++ b/sympy/parsing/sympy_parser.py
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@@ -627,7 +627,10 @@ def factorial_notation(tokens: List[TOKEN], local_dict: DICT, global_dict: DICT)
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result: List[TOKEN] = []
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nfactorial = 0
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for toknum, tokval in tokens:
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- if toknum == ERRORTOKEN:
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+ if toknum == OP and tokval == "!":
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+ # In Python 3.12 "!" are OP instead of ERRORTOKEN
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+ nfactorial += 1
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+ elif toknum == ERRORTOKEN:
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op = tokval
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if op == '!':
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nfactorial += 1
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