[issue2206] critical memory leak in hashlib.md5

[Xie Bengui]

Changes by Xie Bengui:


--
files: md5.txt
nosy: agateriver
severity: normal
status: open
title: critical memory leak in hashlib.md5
type: resource usage
versions: Python 2.6
Added file: http://bugs.python.org/file9569/md5.txt

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[issue2206] critical memory leak in hashlib.md5

[Xie Bengui]

New submission from Xie Bengui:

I write a pieces of code below to find my lost password:

import hashlib

for i in range(,):
m=hashlib.md5(str(i)).hexdigest()
if m=="21e83200cfd4845fd5e07ee151d70caf":
print "password is: ", i
break


when I run it serval minutes, all memory use up.

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[issue2206] critical memory leak in hashlib.md5

[Xie Bengui]

Changes by Xie Bengui:


--
nosy:  -agateriver

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[issue2206] critical memory leak in hashlib.md5

[Benjamin Peterson]

Benjamin Peterson added the comment:

This is not a hashlib problem (or a bug at all.) range returns an list
of  numbers. The allocation of this list is the part taking up
all the memory. Try replacing range with xrange.

--
nosy: +benjamin.peterson

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[issue2206] critical memory leak in hashlib.md5

[Benjamin Peterson]

Changes by Benjamin Peterson:


--
severity: normal -> minor

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[issue2206] critical memory leak in hashlib.md5

[Xie Bengui]

Xie Bengui added the comment:

I am sorry for submitting this fake issue!

Thank Benjamin Peterson!

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nosy: +agateriver

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[issue2206] critical memory leak in hashlib.md5

[Georg Brandl]

Changes by Georg Brandl:


--
resolution:  -> invalid
status: open -> closed

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