That wasn't complete code. You'll have to define "id" somewhere, and it
should be the record ID of a record in the db.mytable table.
Anthony
On Friday, March 21, 2014 3:52:18 AM UTC-4, Gaston wrote:
> Thanks Anthony.
>
> Then, in db.py
> db.define_table('mytable',Field('myfile','upload'))
>
> and in default.py
> def stat():
> record=db.mytable(id)
> data = pd.read_csv(db.mytable.myfile.retrieve(record.myfile)[1]
>
> But I got the following error message
> <type 'exceptions.AttributeError'>('NoneType' object has no attribute
> 'myfile')
>
> Sorry for my poor understanding of how the database works. Could you
> direct me to a manual or tutorial for beginners so I can learn these
> issues.
>
> Thanks
>
> On Thursday, March 20, 2014 2:35:50 PM UTC+1, Anthony wrote:
>>
>> Something like:
>>
>> record = db.mytable(id)
>> data = pd.read_csv(db.mytable.myfile.retrieve(record.myfile)[1])
>>
>> Anthony
>>
>> On Wednesday, March 19, 2014 9:50:15 AM UTC-4, Gaston wrote:
>>
>>> I am statistician and new in web2py.
>>> I tried to build an application that allows users to:
>>>
>>> - upload a csv file in the database (my file)
>>> - and click a link where some automated analyses have been attached
>>> using the python module pandas with (import pandas as pd)
>>>
>>>
>>> In the db.py, I have
>>> db.define_table('mytable',Field('myfile','upload'))
>>>
>>>
>>> In the default.py I have the below lines
>>> def stat():
>>> data=pd.read.csv('myfile')
>>>
>>>
>>> I received the following error:
>>>
>>> <type 'exceptions.AttributeError'>('module' object has no attribute
>>> 'read')
>>>
>>> Great if someone could help. Thanks. Gaston
>>>
>>
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