run a .py script with cmd line args

Gabriel Genellina gagsl-py2 at
Wed Aug 13 02:45:11 CEST 2008

En Tue, 12 Aug 2008 16:34:13 -0300, Mike Driscoll <kyosohma at>  

> On Aug 12, 2:20 pm, r <rt8... at> wrote:
>> i have a python text editor program(script) that i would like to run
>> when a user clicks on .txt files.
>> how do i run my script from windows,
>> and send the filename to my script, so that my script can do:
>> if len(sys.argv) > 1:
>>     try:
>>          self.LoadFile(sys.argv[1])  # load text into editor
>>     except:
>>         pass
> The following thread explains one way to do it:

Instead of directly writing to the Windows registry, you can also execute  
these two commands:

assoc .foo=Foo.File
ftype Foo.File=c:\path\to\python.exe c:\path\to\ "%1" %*

They work on every non-prehistoric Windows version...

(replace foo with the desired extension - I would *NOT* use txt!)

Gabriel Genellina

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