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  • python获取文件夹下数量

    import os
    
    totalSize = 0
    fileNum = 0
    dirNum = 0
    
    
    def visitDir(path):
        global totalSize
        global fileNum
        global dirNum
        for lists in os.listdir(path):
            sub_path = os.path.join(path, lists)
            print(sub_path)
            if os.path.isfile(sub_path):
                fileNum = fileNum+1                      # 统计文件数量
                totalSize = totalSize+os.path.getsize(sub_path)  # 文件总大小
            elif os.path.isdir(sub_path):
                dirNum = dirNum+1                       # 统计文件夹数量
                visitDir(sub_path)                           # 递归遍历子文件夹
    
    
    def sizeConvert(size):                                   # 单位换算
        K, M, G = 1024, 1024**2, 1024**3
        if size >= G:
            return str(size/G)+'G Bytes'
        elif size >= M:
            return str(size/M)+'M Bytes'
        elif size >= K:
            return str(size/K)+'K Bytes'
        else:
            return str(size)+'Bytes'
    
    
    def main(path):
        if not os.path.isdir(path):
            print('Error:"', path, '" is not a directory or does not exist.')
            return
        visitDir(path)
    
    def output(path):
        print('The total size of '+path+' is:'+sizeConvert(totalSize))
        print('The total number of files in '+path+' is:',fileNum)
        print('The total number of directories in '+path+' is:',dirNum)
    
    
    if __name__ == '__main__':
        path = r'E://Files'
        main(path)
        output(path)
    

      

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  • 原文地址:https://www.cnblogs.com/brady-wang/p/8370513.html
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