养成习惯，先赞后看！！！ 出现乱码根本原因就是编码方式不对，但是博主自己尝试了三种编码方式终于找到...
2,3], [4,5,6], [7,8,9]]89defsavefile(self, my_list):10"""11把文件存成csv格式的文件,header 写出列名,index写入行名称12:param my_list: 要存储的一条列表数据13:return:14"""15df = pd.DataFrame(data=[my_list])16df.to_csv("./Test.csv", encoding="utf-8-sig", mode="a", h...
不,df.to_csv('File.csv', header=False, mode='a')应该将所有值写入文件。 你能生成一个可重现的代码吗? df = pd.DataFrame(columns=['ID','A']) hot = np.zeros(9999) ID = 1 df=df.append({'ID': int(ID),'A':hot}, ignore_index=True) with open('test.csv', 'a') as f: df...
import pandas as pd lst = [ { "name": "Tom", "age": 23, "sex": 1, }, { "name": "Jack", "age": 24, "sex": 0, }, { "name": "Steve", "age": 25, "sex": 1, }, ] df = pd.DataFrame(lst) df.to_csv('./student.csv', columns=['name', 'age', 'sex'], hea...
9 def savefile(self, my_list):10 """11 把⽂件存成csv格式的⽂件，header 写出列名，index写⼊⾏名称 12 :param my_list: 要存储的⼀条列表数据 13 :return:14 """15 df = pd.DataFrame(data=[my_list])16 df.to_csv("./Test.csv", encoding="utf-8-sig"...
importcsv# 直接使用pd.read_csv会报错,这里需要引入csv模块,进行处理f =open('save_2.csv')# 将已打开的文件型对象传给csv.readerreader = csv.reader(f)forlineinreader:print(line,type(line)) ['a','b','c'] <class'list'> ['1','2','3'] <class'list'> ...
简介:Python:使用pandas导出List为csv 安装 pip install pandas 示例 # -*- coding: utf-8 -*-import pandas as pdlst = [{"name": "Tom","age": 23,"sex": 1,},{"name": "Jack","age": 24,"sex": 0,},{"name": "Steve","age": 25,"sex": 1,},]df = pd.DataFrame(lst)df.to...
文档:Pandas.DataFrame.to_csv 安装 pip install pandas 1 示例 # -*- coding: utf-8 -*- import pandas as pd lst = [ { "name": "Tom", "age": 23, "sex": 1, }, { "name": "Jack", "age": 24, "sex": 0, }, { "name": "Steve", "age": 25, "sex": 1, }, ] df =...
文档:pandas.DataFrame.to_csv 安装 pip install pandas 示例 # -*- coding: utf-8 -*-importpandasaspd lst=[{"name":"Tom","age":23,"sex":1,},{"name":"Jack","age":24,"sex":0,},{"name":"Steve","age":25,"sex":1,},]df=pd.DataFrame(lst)df.to_csv('./student.csv',columns...
reader = csv.reader(f) #获取输入数据。把每一行数据转化成了一个list,list中每个元素是一个字符串 for row in reader: #按行读取文件。一行读取为字符串,在使用分割符(默认逗号)分割成字符串列表,对于包含逗号,并使用""标志的字符串不进行分割