Bug#981494: pyfai: FTBFS on 32 bit archs: OverflowError: Python int too large to convert to C ssize_t

[Sebastian Ramacher]

Source: pyfai
Version: 0.20.0+dfsg1-1
Severity: serious
Tags: ftbfs
Justification: fails to build from source (but built successfully in the past)
X-Debbugs-Cc: sramacher at debian.org

| ======================================================================
| ERROR: setUpClass (pyFAI.test.test_histogram.TestHistogram1d)
| ----------------------------------------------------------------------
| Traceback (most recent call last):
|   File "/<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_pyfai/build/pyFAI/test/test_histogram.py", line 90, in setUpClass
|     integrator = HistoBBox1d(tth, delta_pos0=None, pos1=None, delta_pos1=None,
|   File "pyFAI/ext/splitBBoxCSR.pyx", line 146, in pyFAI.ext.splitBBoxCSR.HistoBBox1d.__init__
|     lut = self.calc_lut_nosplit()
|   File "pyFAI/ext/splitBBoxCSR.pyx", line 457, in pyFAI.ext.splitBBoxCSR.HistoBBox1d.calc_lut_nosplit
|     memsize = os.sysconf(key_page_size) * os.sysconf(key_page_cnt)
| OverflowError: Python int too large to convert to C ssize_t

See
https://buildd.debian.org/status/fetch.php?pkg=pyfai&arch=i386&ver=0.20.0%2Bdfsg1-1&stamp=1611932586&raw=0

Cheers
-- 
Sebastian Ramacher
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