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python3数组去重



python3数组去重_后端

input_list = [1,1,2,2,3,3,4,5,6,7,33,2,4,6,7,4,2]

def functionList1(data):
return list(set(data))


def functionList2(data):
new_data = []
for i in range(len(data)):
if data[i] not in new_data:
new_data.append(data[i])
return new_data

def functionList3(data):
return [i for n, i in enumerate(data) if i not in data[:n]]

def functionList4(data):
print(dict.fromkeys(data))
return list(dict.fromkeys(data))

def functionList5(data):
import pandas as pd
return pd.unique(data).tolist()

print(functionList1(input_list))
print(functionList2(input_list))
print(functionList3(input_list))
print(functionList4(input_list))
print(functionList5(input_list))


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