Add practices/pandas/merge_excel_rows.py

Author: china-testing

practices/pandas/merge_excel_rows.py

@@ -0,0 +1,17 @@
+#!/usr/bin/python3
+# -*- coding: utf-8 -*-
+# 技术支持：https://www.jianshu.com/u/69f40328d4f0 
+# 技术支持 https://china-testing.github.io/merge_excel_rows.html
+# https://github.com/china-testing/python-api-tesing/blob/master/practices/pandas/merge_excel_rows.py
+# 项目实战讨论QQ群630011153 144081101
+# CreateDate: 2018-12-06
+import pandas as pd
+
+frame = pd.read_csv("test.csv")
+df =  frame.groupby(['state', 'year']).sum()
+df.to_csv("out.csv")
+
+
+
+
+

practices/pandas/out.csv

@@ -0,0 +1,7 @@
+state,year,pop
+Nevada,2001,2.4
+Nevada,2002,2.9
+Nevada,2003,3.3000000000000003
+Ohio,2000,1.5
+Ohio,2001,1.7
+Ohio,2002,3.6

practices/pandas/test.csv

@@ -0,0 +1,8 @@
+state,year,pop
+Ohio,2000,1.5
+Ohio,2001,1.7
+Ohio,2002,3.6
+Nevada,2001,2.4
+Nevada,2002,2.9
+Nevada,2003,3.2
+Nevada,2003,0.1

practices/pil_merge.py

@@ -9,15 +9,14 @@
 import math
 from PIL import Image
 
-column = 2
+column = 11
 width = 802
 height = 286
 size = (802, 286)
 
 list_im = [r'd:\code.jpg', r'd:\code.jpg', r'd:\code.jpg', r'd:\code.jpg', 
            r'd:\code.jpg', r'd:\code.jpg', r'd:\code.jpg', r'd:\code.jpg',
            r'd:\code.jpg', r'd:\code.jpg', r'd:\code.jpg']
-list_im = list_im*11
 imgs = [Image.open(i) for i in list_im]
 
 row_num = math.ceil(len(imgs)/column)