摘要: 01-mysql_access.py # -*- coding: utf-8 -*- # 代码11-1 import os import pandas as pd # 修改工作路径到指定文件夹 os.chdir("D:/chapter11/demo") # 第一种连接方式 from sqlalche 阅读全文
posted @ 2023-04-10 14:49 Kiwi/ 阅读(92) 评论(0) 推荐(0)
摘要: # 代码7-2 # 对数据的分布分析 import pandas as pd import matplotlib.pyplot as plt datafile= 'C:/Users/just a player/Documents/WeChat Files/wxid_dcbvylvcfewp22/Fi 阅读全文
posted @ 2023-03-13 13:38 Kiwi/ 阅读(200) 评论(0) 推荐(0)
摘要: numpy as np import pandas as pd import matplotlib.pyplot as plt import seaborn as sns inputfile = 'C:/Users/just a player/Desktop/data.csv' #输入的数据文件 d 阅读全文
posted @ 2023-03-05 15:03 Kiwi/ 阅读(316) 评论(0) 推荐(0)
摘要: -*- coding: utf-8 -*- # 代码3-1 使用describe()方法即可查看数据的基本情况 import pandas as pd catering_sale = '../data/catering_sale.xls' # 餐饮数据 data = pd.read_excel(ca 阅读全文
posted @ 2023-02-26 20:00 Kiwi/ 阅读(119) 评论(0) 推荐(0)
摘要: #从keras.model中导入model模块,为函数api搭建网络做准备 from tensorflow.keras import Model from tensorflow.keras.layers import Flatten,Dense,Dropout,MaxPooling2D,Conv2D 阅读全文
posted @ 2022-05-16 18:05 Kiwi/ 阅读(129) 评论(0) 推荐(0)
摘要: #### (1)第一个Tensorflow程序 import tensorflow as tf print(tf.__version__) a=tf.constant(2.0) print(a) #### (2)Tensorflow2.x切换为1.x版本运行模式 import tensorflow. 阅读全文
posted @ 2022-04-25 17:26 Kiwi/ 阅读(49) 评论(0) 推荐(0)
摘要: # -*- coding: utf-8 -*- """ Spyder Editor This is a temporary script file. """ import pandas as pd import numpy as np import matplotlib.pyplot as plt 阅读全文
posted @ 2022-03-18 16:37 Kiwi/ 阅读(117) 评论(0) 推荐(0)
摘要: 03 money_all = 56.75 + 72.91 + 88.50 + 26.37 + 68.51 #累加总计金额money_all_str = str(money_all) #转换为字符串print("上品总金额为:" + money_all_str) money_real = int(mo 阅读全文
posted @ 2021-09-16 01:21 Kiwi/ 阅读(26) 评论(0) 推荐(0)
摘要: 第一次学习到python,上课了解到python的用途和学习前景,感觉比c++更方便快捷了。 之后要好好学习python的知识,以便应对未来的实践工作。 阅读全文
posted @ 2021-09-06 23:59 Kiwi/ 阅读(43) 评论(0) 推荐(0)
摘要: print(''' * * * * * * * * @ @ * * * * @ * * * * * * * * * * * *''') 阅读全文
posted @ 2021-09-06 23:53 Kiwi/ 阅读(39) 评论(0) 推荐(0)