摘要:
Groupby 1.Groupby的基础操作 import pandas as pd import numpy as np data = {"Courses":["Numpy","Pandas","Java","Pandas","Python","Python"],"Teacher":["Jack" 阅读全文
摘要:
python操作文件路径 文件路径的表示方式 # 反斜杠 ‘\’:由于反斜杠 ‘\’ 要用作转义符, 所以如果要使用反斜杠表示路径, # 则必须使用双反斜杠。 path_abs1 = "E:\\pycharm\\pythonProject\\zwd-teach\\z123.txt" # 原始字符串 阅读全文