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show warning/error for cython versions

This commit is contained in:
Ryan Pessa 2015-01-26 10:47:32 -06:00
parent 15b5947a8e
commit 42096af4da
1 changed files with 17 additions and 0 deletions
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17
setup.py
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@ -3,6 +3,11 @@
# http://kivy.org/
#
MIN_CYTHON_VERSION = (0, 20, 0)
MIN_CYTHON_STRING = '.'.join(map(str, MIN_CYTHON_VERSION))
MAX_CYTHON_VERSION = (0, 21, 1)
MAX_CYTHON_STRING = '.'.join(map(str, MAX_CYTHON_VERSION))
import sys
from copy import deepcopy
@ -103,6 +108,18 @@ else:
# check for cython
from Cython.Distutils import build_ext
have_cython = True
import Cython
cy_version_str = Cython.__version__
cy_version = tuple(map(int, cy_version_str.split('.')))
print('\nDetected Cython version {}'.format(cy_version_str))
if cy_version < MIN_CYTHON_VERSION:
print(' This version of Cython is not compatible with Kivy. ' +
'Please upgrade to at least {}'.format(MIN_CYTHON_STRING))
raise ImportError('Incompatible Cython Version')
if cy_version > MAX_CYTHON_VERSION:
print(' This version of Cython is untested with Kivy. If you ' +
'experience issues, please downgrade to {}'
.format(MAX_CYTHON_STRING))
except ImportError:
print('\nCython is missing, its required for compiling kivy !\n\n')
raise