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fix issue #1480

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This commit is contained in:
libinglong 2021-04-17 22:30:08 +08:00
parent 565ff09d58
commit 29e5a8bc90
1 changed files with 4 additions and 1 deletions
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5
manimlib/mobject/svg/tex_mobject.py
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@ -181,7 +181,10 @@ class Tex(SingleStringTex):
pattern = "|".join(patterns)
pieces = []
for s in tex_strings:
pieces.extend(re.split(pattern, s))
if pattern:
pieces.extend(re.split(pattern, s))
else:
pieces.append(s)
return list(filter(lambda s: s, pieces))
def break_up_by_substrings(self):