在上述代码中,我们首先打开input.txt文件,并使用csv.reader函数将其读取为一个reader对象。我们指定了delimiter参数为制表符('\t'),因为Txt文件中的数据可能是以制表符分隔的。然后,我们打开output.csv文件,并使用csv.writer函数创建一个writer对象。接下来,我们遍历reader对象中的每一行数据,并使用writerow方法将其写...
将列表数据写入txt、csv、excel 1、写入txt def text_save(filename, data):#filename为写入CSV文...
s = StringIO.StringIO(text) with open('fileName.csv', 'w') as f: for line in s: f.write(line)
dataset=loadtxt('***.csv',delimiter=",") 【逗号为分隔符】 1. 2. 1.3、csv文件追加 f=open(path,'a+',newline='')#newline设定可以让写出的csv中不包含空行 writer=csv.writer(f) for row in range(b.shape[0]): writer.writerow(b.iloc[row])#按行将数据写入文件中 f.close() 1. 2. ...
import csv # 要写入的数据 data = [ ['姓名', '年龄', '城市'], ['张三', 28, '北京'], ['李四', 34, '上海'], ['王五', 25, '广州'] ] # 将数据写入CSV文件 with open('output.csv', 'w', newline='', encoding='utf-8') as file: writer = csv.writer(file) writer.writero...
csvFile = open(outcsv, 'a',newline='', encoding='utf-8') writer = csv.writer(csvFile) csvRow = [] f = open(intxt,'r',encoding='utf-8') for line in f: csvRow = line.split()#以空格为分隔符if len(csvRow)>1 and len(csvRow)<=3:#约束条件,视情况而定writer.writerow(csv...
import csv f = open("in.txt") x = f.readlines() s = [] for i in x: i = i.replace(":",'"') j = i.replace(" ","'") csvex = csv.writer(open("out.csv","w"), quoting=csv.QUOTE_ALL) csvex.writerow(s) 我该怎么做?
def data_write_csv(file_name, datas):#file_name为写入CSV文件的路径,datas为要写入数据列表 file_csv = codecs.open(file_name,'w+','utf-8')#追加 writer = csv.writer(file_csv, delimiter=' ', quotechar=' ', quoting=csv.QUOTE_MINIMAL) ...
一、CSV格式: csv是Comma-Separated Values的缩写,是用文本文件形式储存的表格数据。 1.csv模块&reader方法读取: import csv with open('enrollments.csv', 'rb') asf: reader =csv.reader(f) print reader out:<_csv.reader object at 0x00000000063DAF48> ...
一、CSV格式: csv是Comma-Separated Values的缩写,是用文本文件形式储存的表格数据。 1.csv模块&reader方法读取: import csv with open('enrollments.csv', 'rb') asf: reader =csv.reader(f) print reader out:<_csv.reader object at 0x00000000063DAF48> ...