在指定路径中查找指定文件

import os 
import os.path
import shutil
def findFile(path,fileName,isHaveExtension=False):
    re=[]
    for root,dirs,files in os.walk(path):
        for name in files:
            t=name.split('.')[0]
            if isHaveExtension==False and t==fileName:
                re.append(os.path.join(root,name))
            if isHaveExtension==True and name==fileName:
                name==fileName
                re.append(os.path.join(root,name))
    return re
if __name__=="__main__":
    path='C:\\code\\python'
    name='1.png'
    tri='C:\\code\\python\\temp'
    where=findFile(path,name,True)
    print(where)
    test_name=100000
    for temp in where:
        shutil.copy(temp,tri)
        t=os.path.basename(temp)   
        old_name=os.path.join(tri,t)
        new_name=tri+'\\'+str(test_name)+'.'+t.split('.')[1]
        test_name+=1     
        os.rename(old_name,new_name)