Python 获取文件的MD5值

Python 获取文件的MD5值
getMd5.py

import os
import string
import hashlib

def getmd5(file):
    m = hashlib.md5()
    with open(file,rb) as f:
        for line in f:
            m.update(line)
    md5code = m.hexdigest()
    print(md5code)
    return md5code

def getdisklist():
    disklist = []
    d = string.ascii_uppercase
    #print(d)
    for w in d:        
        disk = w+:        
        if os.path.isdir(disk):            
            disklist.append(disk)
    #print(disklist)
    return disklist    

def scan(disklist):
    #print(disklist)
    for disk in disklist:
        #print(disk)
        os.chdir(disk+/)
        tree = os.walk(/)
        for dir in tree:
            for file in dir[2]:
                if .jpgin file or .pdfin file or .comin file or .exein file or .dllin file:
                    myfile = disk+dir[0]+/+file
                    print(myfile)
                    mymd5code = getmd5(myfile)
                    with open (md5.txt,a) as f:
                        f.write(myfile+
+mymd5code+
)
                    print(md5: ,mymd5code)
                    
if __name__==__main__:
    disklist = getdisklist()
    scan(disklist)