[Tutor] NameError: global name 'celsius' is not defined (actually, solved)

David ldl08 at gmx.net
Wed Feb 10 06:06:43 CET 2010


Hello Wesley,

thanks for your reply. I was surprised about the limited information 
too. Sadly (?), I can't reproduce the error any more...

David



On 10/02/10 11:13, wesley chun wrote:
>> I just wrote this message, but after restarting ipython all worked fine.
>> How is it to be explained that I first had a namespace error which, after a
>> restart (and not merely a new "run Sande_celsius-main.py"), went away? I
>> mean, surely the namespace should not be impacted by ipython at all!?
>>          :
>> # file: Sande_celsius-main.py
>> from Sande_my_module import c_to_f
>> celsius = float(raw_input("Enter a temperature in Celsius: "))
>> fahrenheit = c_to_f(celsius)
>> print "That's ", fahrenheit, " degrees Fahrenheit"
>>
>> # this is the file Sande_my_module.py
>> # we're going to use it in another program
>> def c_to_f(celsius):
>>     fahrenheit = celsius * 9.0 / 5 + 32
>>     return fahrenheit
>>
>> When I run Sande_celsius-main.py, I get the following error:
>>
>> NameError: global name 'celsius' is not defined
>> WARNING: Failure executing file:<Sande_celsius-main.py>
>
>
> Python interpreters including the standard one or IPython should tell
> you a lot more than that. how are you executing this code? would it be
> possible to do so from the command-line? you should get a more verbose
> error message that you can post here.
>
> best regards,
> -- wesley
> - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
> "Core Python Programming", Prentice Hall, (c)2007,2001
> "Python Fundamentals", Prentice Hall, (c)2009
>      http://corepython.com
>
> wesley.j.chun :: wescpy-at-gmail.com
> python training and technical consulting
> cyberweb.consulting : silicon valley, ca
> http://cyberwebconsulting.com
>



More information about the Tutor mailing list