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from sympy.external import import_module
from sympy.testing.pytest import warns
# fixes issue that arose in addressing issue 6533
def test_no_stdlib_collections():
'''
make sure we get the right collections when it is not part of a
larger list
'''
import collections
matplotlib = import_module('matplotlib',
import_kwargs={'fromlist': ['cm', 'collections']},
min_module_version='1.1.0', catch=(RuntimeError,))
if matplotlib:
assert collections != matplotlib.collections
def test_no_stdlib_collections2():
'''
make sure we get the right collections when it is not part of a
larger list
'''
import collections
matplotlib = import_module('matplotlib',
import_kwargs={'fromlist': ['collections']},
min_module_version='1.1.0', catch=(RuntimeError,))
if matplotlib:
assert collections != matplotlib.collections
def test_no_stdlib_collections3():
'''make sure we get the right collections with no catch'''
import collections
matplotlib = import_module('matplotlib',
import_kwargs={'fromlist': ['cm', 'collections']},
min_module_version='1.1.0')
if matplotlib:
assert collections != matplotlib.collections
def test_min_module_version_python3_basestring_error():
with warns(UserWarning):
import_module('mpmath', min_module_version='1000.0.1')
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