51 lines
1.2 KiB
Python
51 lines
1.2 KiB
Python
import json
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import random
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import hashlib
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import os
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#判断一个字符或字符串是否包含于另一个字符串:a是否再b中，是否则返回True，否则返回Falsle
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def aisincludeb(a,b):
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result = a in b
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print(result)
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return result
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#删除字符串当前前几个，或后几个：sourcestr源串，a[2:-2] 表示去掉前面两个和后面两个，如果光去掉后面的a[:-2]
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def removeBeforOrAfter(sourcestr,a):
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#a = "16541616584984"
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#a = a[2:-2]
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sourcestr = sourcestr[a]
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return result
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#分离字符串
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def string2list(str,split):
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return str.split(split)
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#用于生成一个指定范围内的整数
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def randomint(a,b):
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return random.randint(a,b)
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#较小文件处理方法：
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def get_md5_01(file_path):
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md5 = None
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if os.path.isfile(file_path):
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f = open(file_path,'rb')
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md5_obj = hashlib.md5()
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md5_obj.update(f.read())
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hash_code = md5_obj.hexdigest()
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f.close()
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md5 = str(hash_code).lower()
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return md5
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#较大文件处理方法：
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def get_md5_02(file_path):
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f = open(file_path,'rb')
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md5_obj = hashlib.md5()
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while True:
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d = f.read(8096)
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if not d:
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break
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md5_obj.update(d)
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hash_code = md5_obj.hexdigest()
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f.close()
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md5 = str(hash_code).lower()
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return md5 |