[Tutor] Script won't run for no apparent reason
Selby Rowley Cannon
selbyrowleycannon at ymail.com
Fri Aug 10 21:33:39 CEST 2012
On 10/08/12 20:07, Joel Goldstick wrote:
> On Fri, Aug 10, 2012 at 2:57 PM, Selby Rowley Cannon
> <selbyrowleycannon at ymail.com> wrote:
>> On 10/08/12 18:17, Joel Goldstick wrote:
>>> On Fri, Aug 10, 2012 at 1:05 PM, Selby Rowley Cannon
>>> <selbyrowleycannon at ymail.com> wrote:
>>>> I have written a small application to encrypt some text. The script looks
>>>> fine to me, but it won't run and I can't figure out why. I have attached
>>>> it,
>>>> if anyone knows why it doesn't work please let me know!
>>>>
>>> What do you mean 'it won't run'? Do you get an error with Traceback?
>>>
>>> I glanced at your code, and your dictionary ends like this: , 'X':'A',
>>> 'Y':'B', 'Z':'C',
>>>
>>> There is no closing brace
>> OK,
>>
>> File "./crypto.py", line 6
>> def encrypt():
>> ^
>> SyntaxError: invalid syntax
>>
> First, don't reply to me, reply to the group. That might mean
> choosing reply all.
>
> So, your first problem is that the dictionary isn't closed. This is
> causing the error at line 6
>
> fix that and find your next error. It looks like there are lots of them
>
> With such a small file you would do better to just post the code
> directly. That way if people see problems they can point them out in
> the body of the reply
>
> good luck
#!/usr/bin/env python3
import random
values = {'a':'d', 'b':'e', 'c':'f', 'd':'g', 'e':'h', 'f':'i', 'g':'j',
'h':'k', 'i':'l', 'j':'m', 'k':'n', 'l':'o', 'm':'p', 'n':'q', 'o':'r',
'p':'s', 'q':'t', 'r':'u', 's':'v', 't':'w', 'u':'x', 'v':'y', 'w':'z',
'x':'a', 'y':'b', 'z':'c', 'A':'D', 'B':'E', 'C':'F', 'D':'G', 'E':'H',
'F':'I', 'G':'J', 'H':'K', 'I':'L', 'J':'M', 'K':'N', 'L':'O', 'M':'P',
'N':'Q', 'O':'R', 'P':'S', 'Q':'T', 'R':'U', 'S':'V', 'T':'W', 'U':'X',
'V':'Y', 'W':'Z', 'X':'A', 'Y':'B', 'Z':'C'}
def encrypt():
textInputE = input('Please enter the text you wish to encrypt: ')
textInputE.list()
for Eletter in textInputE.list():
try:
print (values[Eletter])
except KeyError:
print ('Sorry, that input couldn\'t be parsed as text. Try
again.')
input('Press Enter')
def decrypt():
textInputD = input('Please enter the numbertext you wish to decrypt')
textInputD.list()
for Dletter in textInputD.list():
try:
print (values[Dletter])
except KeyError:
print ('Sorry, that input couldn\'t be parsed as numbertext
from our cipher. Please try again.')
input('Press Enter')
while True:
EorD = input('Encrypt or Decrypt: ')
if EorD == 'Encrypt' or EorD == 'encrypt':
encrypt()
elif EorD == 'Decrypt' or EorD == 'decrypt':
decrypt()
else:
print('Encrypt or Decrypt?')
Thanks, I am not quite used to this client yet. The next error is:
Traceback (most recent call last):
File "crypto.py", line 25, in <module>
EorD = input('Encrypt or Decrypt: ')
File "<string>", line 1, in <module>
NameError: name 'Encrypt' is not defined
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