fixed on gitghub. thanks for reporting it.

On Thursday, 7 December 2017 06:26:33 UTC-6, Ryan Herbert wrote:
>
> I found this issue: https://github.com/web2py/pydal/issues/498 which 
> denotes my exact problem, so it should be fixed soon (?). Not entirely sure 
> why this issue didn't come up when searching my error on google...
>
> On Wednesday, 6 December 2017 16:39:11 UTC+1, Ryan Herbert wrote:
>>
>> Hello,
>> I am currently experiencing an issue with my scheduler workers crashing 
>> on startup with the following error:
>>
>> Exception in thread Thread-1:
>> Traceback (most recent call last):
>>   File "/usr/lib/python2.7/threading.py", line 801, in __bootstrap_inner
>>     self.run()
>>   File "/usr/share/vidjil/server/web2py/gluon/scheduler.py", line 637, in 
>> run
>>     self.send_heartbeat(counter)
>>   File "/usr/share/vidjil/server/web2py/gluon/scheduler.py", line 1161, 
>> in send_heartbeat
>>     self.db._uri, folder=self.db._adapter.folder, decode_credentials=True
>> )
>>   File "/usr/share/vidjil/server/web2py/gluon/packages/dal/pydal/base.py"
>> , line 169, in __call__
>>     obj = super(MetaDAL, cls).__call__(*args, **kwargs)
>>   File "/usr/share/vidjil/server/web2py/gluon/packages/dal/pydal/base.py"
>> , line 474, in __init__
>>     "Failure to connect, tried %d times:\n%s" % (attempts, tb)
>> RuntimeError: Failure to connect, tried 5 times:
>> Traceback (most recent call last):
>>   File "/usr/share/vidjil/server/web2py/gluon/packages/dal/pydal/base.py"
>> , line 454, in __init__
>>     self._adapter = adapter(**kwargs)
>>   File 
>> "/usr/share/vidjil/server/web2py/gluon/packages/dal/pydal/adapters/__init__.py"
>> , line 40, in __call__
>>     obj = super(AdapterMeta, cls).__call__(*args, **kwargs)
>>   File 
>> "/usr/share/vidjil/server/web2py/gluon/packages/dal/pydal/adapters/base.py"
>> , line 368, in __init__
>>     super(SQLAdapter, self).__init__(*args, **kwargs)
>>   File 
>> "/usr/share/vidjil/server/web2py/gluon/packages/dal/pydal/adapters/base.py"
>> , line 50, in __init__
>>     self._initialize_(do_connect)
>>   File 
>> "/usr/share/vidjil/server/web2py/gluon/packages/dal/pydal/adapters/mysql.py"
>> , line 24, in _initialize_
>>     user = self.credential_decoder(m.group('user'))
>>   File "/usr/share/vidjil/server/web2py/gluon/packages/dal/pydal/base.py"
>> , line 403, in <lambda>
>>     credential_decoder = lambda cred: urllib.unquote(cred)
>> NameError: global name 'urllib' is not defined
>>
>> The workers are running inside a docker container and are started with 
>> the following command:
>> /usr/local/bin/gosu www-data python web2py.py -K myapp
>>
>>
>> I have made sure urllib is correctly installed, and as far as I can tell, 
>> it is. Or at least running a python shell and importing the module works. 
>> Does anyone have any insight as to why this might be happening ?
>>
>> Thanks
>>
>

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