[reportlab-users] Thread safety of reportlab?

[Werner Thie]

On 02.12.2011 15:42, Stephan Richter wrote:

> On Friday, December 02, 2011 08:43:23 AM Andy Robinson wrote:

>> People have been using it in long-running web architectures for years

>> with no complaints.

>> As far as we know, ReportLab is thread-safe if used sensibly.  By this

>> I mean that you should construct a new story, doctemplate and content

>> for each job, and don't try to share objects between documents.   In

>> our commercial product, RML, we construct the entire object graph for

>> every job.

>

> Well, we have found this not to be true. :-) Even the z3c.rml tests did not

> run cleanly, because state is not properly cleaned up. I have not played with

> ReportLab recently though.

>

> We solved the issue by running report generation in its own sub-process. You

> can look at the z3c.rml code how to do this. But then Werner already uses

> z3c.rml, so I guess he is aware of this. :-)

>

> Regards,

> Stephan


Hmm, will report back with my mileage...

Werner
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