[reportlab-users] UsersGuide Platypus including '<' in text

[george]

The code in usersguide.pdf  section 5.2 page 56 with < inserted in 
the text string does the right thing.  Now I need to see what additions 
are causing grief.

Thanks all for your patience.

george

george wrote:

> That doesn't work.
> I goofed on earlier code
> Here's the code with &lt
>
>     Story.append(Paragraph("""
>     The lines are a bit jagged.
>     Inspection of the table indicates that the
>     values have been rounded to 100 calorie increments.
>     Next I'll try to approximate these lines.
>     """,style))
>
>     Story.append(Paragraph('m*x + b &lt limit',style))
>
>     Story.append(Paragraph("""
>     The lines should be of the form y = m*x +b.
>     We need 3 lines denoted by m0 ... m3, b0 ... b3.
>     For each data point error = y-m*x-b and error le maxe and error ge
>     mine.
>     We must minimize maxe1-mine1+maxe2-mine1+maxe3-mine3.
>     The for columns in the tableau I use m1, b1, min1, max1,
>     ,m2, b2, min2, max2, m3, b3, min3, max3.
>     """,style))
>
> Here's the result
>
>     >>> ================================ RESTART
>     ================================
>     >>>
>
>     Traceback (most recent call last):
>       File "L:\HereAndThere\BLOODSUGAR\caloryCount.py", line 143, in
>     -toplevel-
>         Story.append(Paragraph('m*x + b &lt limit',style))
>       File
>     "L:\Python24\lib\site-packages\reportlab\platypus\paragraph.py",
>     line 445, in __init__
>         self._setup(text, style, bulletText, frags, cleanBlockQuotedText)
>       File
>     "L:\Python24\lib\site-packages\reportlab\platypus\paragraph.py",
>     line 469, in _setup
>         raise "xml parser error (%s) in paragraph beginning\n'%s'"\
>     xml parser error (; missing in entityref) in paragraph beginning
>     'm*x + b &lt limit'
>     >>>
>
>
> I'm using reportlab_2_0 under python24.
>
> Thanks for prompt response.
> george
>
>
> Robin Becker wrote:
>
>> george wrote:
>>
>>> Im documenting some text which includes the following m*x + b < 
>>> limit.  When try to insert this into a Paragraph, I get an error 
>>> message ending
>>>
>>>     raise "xml parser error (%s) in paragraph beginning\n'%s'"\
>>>    xml parser error (bogus < or &) in paragraph beginning
>>>    'm*x + b < limit'
>>>     >>>
>>>
>>> I haven't been able to find out how to escape 'reserved' characters 
>>> such as '<' and '>'.
>>>
>>> thanks
>>> george
>>>
>>
>> use &lt; &amp; &gt; for < & > which are the standard xml entities.
>
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