# -*- coding: utf-8 -*-
"""
Created on Fri Nov 1 09:53:30 2019
@author: lanxuxml

应用场景：

 包含多个sheet的Excel 需要按列筛选出来另存为其它文件

"""
import pandas as pd
split_excel_name_head = 'name_head_'
split_excel_name_tail = '_name_tail.xlsx'
xlsx_name = 'x:\xxxx\xxxxxxxx.xls'
#用来筛选的列名
filter_column_name = 'column_name'
#将该列去重后保存为list
df = pd.read_excel(xlsx_name)
city_names = df[filter_column_name].unique().tolist()
#获取所有sheet名
df = pd.ExcelFile(xlsx_name)
sheet_names = df.sheet_names
#不需要筛选的sheet名
sheet_not_filter_names = sheet_names[9:2]
for city_name in city_names:
  city_excel_name = split_excel_name_head + str(city_name) + split_excel_name_tail
  writer = pd.ExcelWriter(city_excel_name)
  #将city_name转为list
  #如果是两列筛选，在此处多套上一层循环
  #如果是多列筛选，请修改代码使用多维list进行循环遍历
  city_name_to_list = []
  city_name_to_list.append(city_name)
  for sheet_name in sheet_names:
    tmp_df = pd.read_excel(xlsx_name, sheet_name=sheet_name)
    if sheet_name not in sheet_not_filter_names:
      #如果是两列筛选，在此处添加一行代码
     tmp_sheet = tmp_df[tmp_df[filter_column_name].isin(city_name_to_list)]
    else:
     tmp_sheet = tmp_df
    tmp_sheet.to_excel(excel_writer=writer, sheet_name=sheet_name, encoding="utf-8", index=False)
  writer.save()
  writer.close()