InternBootcamp/internbootcamp/bootcamp/ChemStructure2Property/utils.py
2025-06-16 15:10:05 +08:00

43 lines
No EOL
993 B
Python

def remove_boxed(s):
if "\\boxed " in s:
left = "\\boxed "
assert s[:len(left)] == left
return s[len(left):]
left = "\\boxed{"
assert s[:len(left)] == left
assert s[-1] == "}"
return s[len(left):-1]
def last_boxed_only_string(string):
idx = string.rfind("\\boxed")
if "\\boxed " in string:
return "\\boxed " + string.split("\\boxed ")[-1].split("$")[0]
if idx < 0:
idx = string.rfind("\\fbox")
if idx < 0:
return None
i = idx
right_brace_idx = None
num_left_braces_open = 0
while i < len(string):
if string[i] == "{":
num_left_braces_open += 1
if string[i] == "}":
num_left_braces_open -= 1
if num_left_braces_open == 0:
right_brace_idx = i
break
i += 1
if right_brace_idx is None:
retval = None
else:
retval = string[idx:right_brace_idx + 1]
return retval