weixin_40775077的博客

代码import comtypes.clientimport osdef init_powerpoint(): powerpoint = comtypes.client.CreateObject("Powerpoint.Application") powerpoint.Visible = 1 return powerpoint def ppt_to_pdf(powerpoi

说明使用Matplotlib画甘特图，思想是使用条形图绘制。关键点，使用plt.barh(y,data,left=())y是条形图的位置，data是条形图的大小，left是条形图坐标的距离。案例如下。代码import matplotlib.pyplot as pltimport numpy as npm=[1,2,1,2,2,3,2,1,3,2,3]t=[5,6,9,2,4,5...

代码import matplotlib.pyplot as pltimport cv2cap=cv2.VideoCapture(0)# Define the codec and create VideoWriter objectfourcc = cv2.VideoWriter_fourcc(*'XVID')out = cv2.VideoWriter('output.avi',four...

代码import wgetimport requestsimport redef getURL(url): try: hd={'user-agent':'Mozallia/5.0'} r=requests.request('get',url,headers=hd) r.raise_for_status() r.encoding=r.apparent_encoding ...

案例一代码from PyPDF2 import PdfFileMergerpdfs = ['0.title.pdf', '1.overview.pdf', '2.quickstart.pdf', '3.datastructure.pdf','4.templet.pdf', '5.moretemplet.pdf', '6.visualization.pdf', '7.details.pdf']...

代码import tushare as tsimport matplotlib.pyplot as pltimport numpy as npimport datetime as dtdef _get_today(): """ 获取今天的日期 "&am