[英]Find last occurrence of any item of one list in another list in python
[英]Create a loop in Python to find any entry from one list in another list
有没有办法只将我的help_list
那些条目附加到final_list
,其中包括一个keywords
和一个magazine_names
?
help_list = ["aa mag1", "aa mag2", "aa mag3", "bb mag4", "aa mag4", "bb mag2", "aa mag3", "cc mag1", "aa mag4", "ii mag4"]
keywords = ["aa", "ii"]
magazine_names = ["mag3", "mag4"]
final_list = []
for entry in help_list:
if any(element in help_list for element in keywords) and any(element in help_list for element in magazine_names):
final_list.append(entry)
print(final_list)
附带说明:对于我的实际代码,关键字列表和杂志列表分别包含 100 多个条目。
k_set = set(keywords)
m_set = set(magazine_names)
final_list = [h for h in help_list if h.split()[0] in k_set and h.split()[1] in m_set]
我认为这可能是您正在寻找的内容:
def contains_one(item, search_terms):
"""Returns true iff any item of `search_terms` is contained in item.
"""
for search in search_terms:
if search in item:
return True
return False
if __name__ == "__main__":
help_list = ["aa mag1", "aa mag2", "aa mag3", "bb mag4", "aa mag4", "bb mag2", "aa mag3", "cc mag1", "aa mag4", "ii mag4"]
keywords = ["aa", "ii"]
magazine_names = ["mag3", "mag4"]
final_list = []
for item in help_list:
if contains_one(item, keywords) and contains_one(item, magazine_names):
final_list.append(item)
print(final_list)
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