56 lines
1.2 KiB
Python
56 lines
1.2 KiB
Python
import re
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def find_longest_path(paths):
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ms = 0
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mp = None
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for path in paths:
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s = len(path)
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if s > ms:
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ms = s
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mp = path
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return mp
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def find_shortest_path(paths):
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ms = float('inf')
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mp = None
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for path in paths:
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s = len(path)
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if s < ms:
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ms = s
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mp = path
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return mp
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def find_common_ancestor(paths):
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if len(paths) == 0:
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return None
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shortest_path = find_shortest_path(paths)
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last_common = None
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for gen_i,_ in enumerate(shortest_path):
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common = True
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last_node = paths[0][gen_i]
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for path in paths:
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if last_node == path[gen_i]:
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common = True
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last_node = path[gen_i]
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else:
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common = False
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if common:
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last_common = last_node
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return last_common
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def comment_remover(text):
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def replacer(match):
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s = match.group(0)
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if s.startswith('/'):
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return ""
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else:
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return s
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pattern = re.compile(
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r'//.*?$|/\*.*?\*/|\'(?:\\.|[^\\\'])*\'|"(?:\\.|[^\\"])*"',
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re.DOTALL | re.MULTILINE
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)
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return re.sub(pattern, replacer, text)
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