[Tutor] Communicating Between Programs Using Raw Inputs (con'd)

[Christopher King]

Also, we tried removing the raw input, but it wouldn't print correct

On Sat, Jun 18, 2011 at 9:55 PM, aditya <nauty.me04 at gmail.com> wrote:

>
>
> On Sat, Jun 18, 2011 at 9:35 PM, Jacob Bender <benderjacob44 at gmail.com>wrote:
>
>> Dear Tutors,
>>
>> Alright, I'm using linux (ubuntu) and I took all of your advice and I got
>> something that works and doesn't work at the same time. Here's the source
>> code for my two programs called Lock and Key:
>>
>> *Lock.py: *
>>
>> password = "a"
>>
>> psswd_try = raw_input("What's the password? ")
>>
>> if psswd_try == password:
>>     print "correct!!!"
>>     raw_input()
>> else:
>>     print "wrong"
>>     raw_input()
>> *
>> *
>
> Why do you need to call raw_input() again?  You are giving the input only
> once so remove raw_input() from both if and else , that should do the work
>
>
>
>> *Key.py*:
>>
>> import sys
>>
>> sys.stdout.write("a")
>>
>> In the linux terminal I ran this command(they were both in my home folder,
>> so no directories were needed):
>>
>> python Key.py | python Lock.py
>>
>> And all went well except for an EOF error caused by the raw_input inside
>> the "if" statement in my Lock program. However I did get it to print
>> "correct", so I know sys.stdout.write() works for what I want it to, but I
>> don't want the EOF error. Here's the output:
>>
>> Traceback (most recent call last):
>>   File "Lock.py", line 7, in <module>
>>     raw_input()
>> EOFError: EOF when reading a line
>>
>> Please help me get rid of it because I couldn't find a sys.stdout.close()
>> command or any other std command that would help.
>>
>> Thanks!
>>
>>
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>
>
> --
> Regards
> Aditya
>
>
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