import pandas as pd 1.读取csv df= pd.read_csv('test.csv') df是dataframe类型的。 2.写入csv #任意的多组列表 a = [1,2,3] b = [4,5,6]#字典中的key值即为csv中列名 dataframe = pd.DataFrame({'a_name':a,'b_name':b}) #将DataFrame存储为csv,index表示是否显示行名,default=True dat...
new_movies.csv 代码 # -*- coding: utf-8 -*-importjsonimportpandasaspd# 所需列名和新老列名映射关系columns_json_str ='{"name":"NEW_NAME","src":"NEW_SRC"}'columns_dict = json.loads(columns_json_str)# 读取本地文件dataset = pd.read_csv('movies.csv', header=0, encoding='utf-8', ...
参考方法:https://stackoverflow.com/questions/30519487/pandas-error-invalid-value-encountered importwarningswarnings.simplefilter(action ="ignore", category =RuntimeWarning)