Skills and Methods
1、Determine if the folder exists, and if it does not exist, create.
import os
if not os.path.exists(path):
os.mkdir(path)
2、Traversing folders with files in a specific format.
import os
import fnmatch
img_list = fnmatch.filter(os.listdir(path), '*.png')
for img in img_list :
……
3、Rename the file.
import os
os.rename(Old_Dir,New_Dir)
4、Path connection.
import os
New_Dir=os.path.join(path,filestr,filetype)
5、Copy files.
import shutil
shutil.copy(Old_Dir, New_Dir)
6、Replace the suffix name
jpg_img=files[:-4]+".jpg"
7、Replace characters in path
new_files=files.replace('_','')