Re: issue moving from 3.4.0 to latest

I hope this will be helpful - thanks.  Give me a little time and I will 
let you know.
Johnf

On 9/6/19 10:14 AM, James PK wrote:
> Thanks for the file. On inspection, I can't investigate much further 
> as it is being generated from Dabo. I don't have any knowledge of this 
> app/library but more importantly I don't have access to a Dabo 
> environment or tools, so you will need to get in contact with their 
> developers.
>
> *However - if you want to experiment directly yourself on 
> paragraph.py*, then you could add some debugging statements, eg put a 
> print statement at line 76;
>
> def _usConv(s, vMap, default=None):
>     '''convert a strike/underline distance to a number'''
>     import sys;print >>sys.stderr, 20*'=',s,vMap,default
>
> Depending how far you get you could also add print statements in the 
> conditional tests of that function, or calling type(my_variable) might 
> also be enlightening.
>
>
> As a side note - you could also generate a small sample paragraph 
> directly to prove that a direct call to _usCon() works.
>
> Look at the user guide 
> (https://www.reportlab.com/docs/reportlab-userguide.pdf). The base of 
> page 69 and top of page 70 has a basic example that would call 
> paragraph.py directly. Copy from '
> from reportlab...' down to ....doc.build(story)'
>
> By adding in a u tag (which should call _usCon());
> -------------------------------------
> story.append(Paragraph("<u>This is a paragraph in <i>Normal</i> 
> style.</u>",    styleN))
> -------------------------------------
>
> You could save the file as para-underline-test.py, then run it in your 
> environment;
> $ python para-underline-test.py
>
> That sample would generate a file 'mydoc.pdf'. That will should 
> contain an underline paragraph; "This is a paragraph in Normal style."
>
>
> However, I do believe you will need to approach the Dabo 
> developers/support next.
>
> Regards,
>
> James
>
>
> On 06/09/2019 15:48, johnf wrote:
>> I should have added that I am using python 3.6.x, on OpenSuse 15.1.
>> But I believe the same is happening on windows 10 with python 3.7.x
>>
>> I  have attached a file - not sure what I should do to make it simple 
>> - I believe there is data at the bottom.
>> Johnf
>>
>> On 9/6/19 7:13 AM, James PK wrote:
>>> > I'm upgrading reportlab from 3.4.0 to 3.5.x issue with 
>>> _do_post_text()
>>>
>>> You have upgraded reportlab, I assume that your Python version is 
>>> still the same.
>>>
>>> Is the 'issue' an exception or that the output looks different in 
>>> 3.5.x?
>>>
>>>
>>> > which is returning a string of zero length ('') and not a number.
>>> > I can fix the issue by changing the lw value to 0 (zero).
>>>
>>> From the repository it looks like _usCon() (added in commit in March 
>>> 2018) and it does look like its intention is to return a number.
>>>
>>>
>>> Do you have a slimmed down source file your could email for testing 
>>> purposes?
>>>
>>> James
>>>
>>>
>>>
>>> On 06/09/2019 03:13, johnf wrote:
>>>>
>>>>   Hi everyone,
>>>>
>>>>
>>>>   I'm upgrading reportlab from 3.4.0 to 3.5.x issue with 
>>>> _do_post_text()
>>>>
>>>> I'm upgrading reportlab from 3.4.0 to 3.5.x and there is a change 
>>>> in paragraph.py -> _do_post_text(). In that method there is a line 
>>>> of code:
>>>>
>>>> lw = _isConv(w,values,default=tx._defaultLineWidth)
>>>>
>>>> which is returning a string of zero length ('') and not a number. I 
>>>> can fix the issue by changing the lw value to 0 (zero).
>>>>
>>>> But I wonder where I should be looking for the root of the 
>>>> issue???? Is it in my rxml file. The file print fine with reportlab 
>>>> 3.4.0.
>>>>
>>>>
>>>> Johnf
>>>>
>>>>
>>>>
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>>
>> This body part will be downloaded on demand.
>>
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