NameError: global name 'GPIO' is not defined

[GoogleCodeExporter]

What steps will reproduce the problem?
1. Installation as described at: https://code.google.com/p/webiopi/wiki/INSTALL
2. Run server in debug mode with: sudo webiopi -d -c /etc/webiopi/config
3. Login/authentication via webrowser on local network: 
http://xxx.xxx.xxx.xxx:8000/
4. Accessing http://xxx.xxx.xxx.xxx:8000/app/gpio-header

WebIOPi version used?
=> 0.7.0

Python version used?
=> 3.2

Distro used? (WebIOPi has only been tested on Raspbian Wheezy)
=> Raspbian

Raspberry Pi board revision? (1 or 2)
=> B (not B+)

For Javascript side bugs, Browser?
=> No JS errors. Firefox 33.1.1 on Mac OS X

Please provide any additional information below.

The GPIO.py and GPIO.cpython-32mu.so module is compiled correctly and are 
available in:
/usr/local/lib/python3.2/dist-packages/WebIOPi-0.7.0-py3.2-linux-armv6l.egg/_web
iopi/


--- Log message listing ---

2014-11-29 19:13:07 - WebIOPi - INFO - Starting WebIOPi/0.7.0/Python3.2
2014-11-29 19:13:07 - WebIOPi - DEBUG - Mapping GPIO.digitalCount to REST GET 
/GPIO/count
2014-11-29 19:13:07 - WebIOPi - DEBUG - Mapping GPIO.digitalRead to REST GET 
/GPIO/%(channel)d/value
2014-11-29 19:13:07 - WebIOPi - DEBUG - Mapping GPIO.digitalWrite to REST POST 
/GPIO/%(channel)d/value/%(value)d
2014-11-29 19:13:07 - WebIOPi - DEBUG - Mapping GPIO.getFunctionString to REST 
GET /GPIO/%(channel)d/function
2014-11-29 19:13:07 - WebIOPi - DEBUG - Mapping GPIO.getPulse to REST GET 
/GPIO/%(channel)d/pulse
2014-11-29 19:13:07 - WebIOPi - DEBUG - Mapping GPIO.outputSequence to REST 
POST /GPIO/%(channel)d/sequence/%(args)s
2014-11-29 19:13:07 - WebIOPi - DEBUG - Mapping GPIO.portRead to REST GET 
/GPIO/*/integer
2014-11-29 19:13:07 - WebIOPi - DEBUG - Mapping GPIO.portWrite to REST POST 
/GPIO/*/integer/%(value)d
2014-11-29 19:13:07 - WebIOPi - DEBUG - Mapping GPIO.pulse to REST POST 
/GPIO/%(channel)d/pulse/
2014-11-29 19:13:07 - WebIOPi - DEBUG - Mapping GPIO.pulseAngle to REST POST 
/GPIO/%(channel)d/pulseAngle/%(value)f
2014-11-29 19:13:07 - WebIOPi - DEBUG - Mapping GPIO.pulseRatio to REST POST 
/GPIO/%(channel)d/pulseRatio/%(value)f
2014-11-29 19:13:07 - WebIOPi - DEBUG - Mapping GPIO.setFunctionString to REST 
POST /GPIO/%(channel)d/function/%(value)s
2014-11-29 19:13:07 - WebIOPi - DEBUG - Mapping GPIO.wildcard to REST GET 
/GPIO/*
2014-11-29 19:13:07 - WebIOPi - INFO - GPIO - Native mapped to REST API /GPIO
2014-11-29 19:13:07 - WebIOPi - INFO - Loading configuration from 
/etc/webiopi/config
2014-11-29 19:13:07 - WebIOPi - INFO - Access protected using 
/etc/webiopi/passwd
2014-11-29 19:13:07 - WebIOPi - INFO - HTTP Server binded on 
http://192.168.87.110:8000/
2014-11-29 19:13:07 - WebIOPi - INFO - CoAP Server binded on 
coap://224.0.1.123:5683/ (MULTICAST)
2014-11-29 19:13:07 - WebIOPi - INFO - CoAP Server binded on 
coap://192.168.87.110:5683/
2014-11-29 19:13:14 - HTTP - DEBUG - "GET /app/gpio-header HTTP/1.1" - 200 OK 
(Client: 192.168.87.103 <Mozilla/5.0 (Macintosh; Intel Mac OS X 10.8; rv:33.0) 
Gecko/20100101 Firefox/33.0>)
2014-11-29 19:13:14 - HTTP - DEBUG - "GET /webiopi.js HTTP/1.1" - 200 OK 
(Client: 192.168.87.103 <Mozilla/5.0 (Macintosh; Intel Mac OS X 10.8; rv:33.0) 
Gecko/20100101 Firefox/33.0>)
2014-11-29 19:13:14 - HTTP - DEBUG - "GET /jquery.js HTTP/1.1" - 200 OK 
(Client: 192.168.87.103 <Mozilla/5.0 (Macintosh; Intel Mac OS X 10.8; rv:33.0) 
Gecko/20100101 Firefox/33.0>)
2014-11-29 19:13:14 - HTTP - DEBUG - "GET /webiopi.css HTTP/1.1" - 200 OK 
(Client: 192.168.87.103 <Mozilla/5.0 (Macintosh; Intel Mac OS X 10.8; rv:33.0) 
Gecko/20100101 Firefox/33.0>)
2014-11-29 19:13:14 - HTTP - DEBUG - "GET /map HTTP/1.1" - 200 OK (Client: 
192.168.87.103 <Mozilla/5.0 (Macintosh; Intel Mac OS X 10.8; rv:33.0) 
Gecko/20100101 Firefox/33.0>)
----------------------------------------
Exception happened during processing of request from ('192.168.87.103', 54645)
Traceback (most recent call last):
  File "/usr/local/lib/python3.2/dist-packages/WebIOPi-0.7.0-py3.2-linux-armv6l.egg/webiopi/protocols/http.py", line 238, in processRequest
    result = self.server.handler.do_GET(relativePath, compact)
  File "/usr/local/lib/python3.2/dist-packages/WebIOPi-0.7.0-py3.2-linux-armv6l.egg/webiopi/protocols/rest.py", line 147, in do_GET
    return (200, self.getJSON(compact), M_JSON)
  File "/usr/local/lib/python3.2/dist-packages/WebIOPi-0.7.0-py3.2-linux-armv6l.egg/webiopi/protocols/rest.py", line 245, in getJSON
    gpios[gpio][f] = GPIO.getFunctionString(gpio)
NameError: global name 'GPIO' is not defined

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/lib/python3.2/socketserver.py", line 295, in _handle_request_noblock
    self.process_request(request, client_address)
  File "/usr/lib/python3.2/socketserver.py", line 321, in process_request
    self.finish_request(request, client_address)
  File "/usr/lib/python3.2/socketserver.py", line 334, in finish_request
    self.RequestHandlerClass(request, client_address, self)
  File "/usr/lib/python3.2/socketserver.py", line 648, in __init__
    self.handle()
  File "/usr/lib/python3.2/http/server.py", line 396, in handle
    self.handle_one_request()
  File "/usr/lib/python3.2/http/server.py", line 384, in handle_one_request
    method()
  File "/usr/local/lib/python3.2/dist-packages/WebIOPi-0.7.0-py3.2-linux-armv6l.egg/webiopi/protocols/http.py", line 267, in do_GET
    self.processRequest()
  File "/usr/local/lib/python3.2/dist-packages/WebIOPi-0.7.0-py3.2-linux-armv6l.egg/webiopi/protocols/http.py", line 258, in processRequest
    except (GPIO.InvalidDirectionException, GPIO.InvalidChannelException, GPIO.SetupException) as e:
NameError: global name 'GPIO' is not defined

Original issue reported on code.google.com by [email protected] on 29 Nov 2014 at 6:20