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Be robust against cpuinfo failures (Closes: #257) #258

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Be robust against cpuinfo failures (Closes: #257) #258

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13 changes: 9 additions & 4 deletions setup.py
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Original file line number Diff line number Diff line change
@@ -1,7 +1,6 @@
from glob import glob
import os
from setuptools import setup, Extension
import cpuinfo
import sys
from distutils.command.build_ext import build_ext
from distutils.errors import CCompilerError, DistutilsExecError, \
Expand All @@ -14,9 +13,15 @@
else:
have_cython = True

# determine CPU support for SSE2 and AVX2
cpu_info = cpuinfo.get_cpu_info()
flags = cpu_info.get('flags', [])
try:
# determine CPU support for SSE2 and AVX2
import cpuinfo
cpu_info = cpuinfo.get_cpu_info()
flags = cpu_info.get('flags', [])
except Exception:
# cpuinfo not available or des not support the architecture/os
flags = []

have_sse2 = 'sse2' in flags
have_avx2 = 'avx2' in flags
disable_sse2 = 'DISABLE_NUMCODECS_SSE2' in os.environ
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