Summary of the code method of python converting excel to csv
- 2021-07-06 11:29:37
- OfStack
python: How to convert an excel file to an CSV format
import pandas as pd
data = pd.read_excel('123.xls','Sheet1',index_col=0)
data.to_csv('data.csv',encoding='utf-8')
python script to convert Excel file to csv file
#!/usr/bin/env python
__author__ = "lrtao2010"
'''
Excel File transfer csv File script
You need to put the script directly into the Excel File sibling directory
Support xlsx And xls Format
In the sibling directory, generate a excel_to_csv.csv Documents, using UTF-8 Code
'''
import xlrd
import csv
import os
# Generated csv Filename
csv_file_name = 'excel_to_csv.csv'
def get_excel_list():
# Get Excel List of files
excel_file_list = []
file_list = os.listdir(os.getcwd())
for file_name in file_list:
if file_name.endswith('xlsx') or file_name.endswith('xls'):
excel_file_list.append(file_name)
return excel_file_list
def get_excel_header(excel_name_for_header):
# Gets the header and turns all headers to lowercase
workbook = xlrd.open_workbook(excel_name_for_header)
table = workbook.sheet_by_index(0)
#row_value = table.row_values(0)
row_value = [i.lower() for i in table.row_values(0)]
return row_value
def read_excel(excel_name):
# Read Excel File per 1 Line content to 1 In the list of
workbook = xlrd.open_workbook(excel_name)
table = workbook.sheet_by_index(0) # Read the 1 A sheet
nrows = table.nrows
ncols = table.ncols
# Skip the header and start from the 1 Row data begins to read
for rows_read in range(1,nrows):
# The contents of all cells in each row 1 List
row_value = []
for cols_read in range(ncols):
# Gets the cell data type
ctype = table.cell(rows_read, cols_read).ctype
# Get cell data
nu_str = table.cell(rows_read, cols_read).value
# Determine the return type
# 0 empty,1 string, 2 number( They are all floating points ), 3 date, 4 boolean, 5 error
# Yes 2 (Floating point number) should be changed to int
if ctype == 2:
nu_str = int(nu_str)
row_value.append(nu_str)
yield row_value
def xlsx_to_csv(csv_file_name,row_value):
# Generate csv Documents
with open(csv_file_name, 'a', encoding='utf-8',newline='') as f: #newline='' How many blank lines will be added without adding
write = csv.writer(f)
write.writerow(row_value)
if __name__ == '__main__':
# Get Excel List
excel_list = get_excel_list()
# Get Excel Table header and generate csv Document title
xlsx_to_csv(csv_file_name,get_excel_header(excel_list[0]))
# Generate csv Data content
for excel_name in excel_list:
for row_value in read_excel(excel_name):
xlsx_to_csv(csv_file_name,row_value)
print('Excel File transfer csv End of file ')
These are two example methods. Thank you for reading and supporting this site.