def _directory_import(self):
"""
Import astropy_helpers from the given path, which will be added to
sys.path.
Must return True if the import succeeded, and False otherwise.
"""
# Return True on success, False on failure but download is allowed, and
# otherwise raise SystemExit
path = os.path.abspath(self.path)
# Use an empty WorkingSet rather than the man
# pkg_resources.working_set, since on older versions of setuptools this
# will invoke a VersionConflict when trying to install an upgrade
ws = pkg_resources.WorkingSet([])
ws.add_entry(path)
dist = ws.by_key.get(DIST_NAME)
if dist is None:
# We didn't find an egg-info/dist-info in the given path, but if a
# setup.py exists we can generate it
setup_py = os.path.join(path, 'setup.py')
if os.path.isfile(setup_py):
with _silence():
run_setup(os.path.join(path, 'setup.py'),
['egg_info'])
for dist in pkg_resources.find_distributions(path, True):
# There should be only one...
return dist
return dist
python类find_distributions()的实例源码
def _directory_import(self):
"""
Import astropy_helpers from the given path, which will be added to
sys.path.
Must return True if the import succeeded, and False otherwise.
"""
# Return True on success, False on failure but download is allowed, and
# otherwise raise SystemExit
path = os.path.abspath(self.path)
# Use an empty WorkingSet rather than the man
# pkg_resources.working_set, since on older versions of setuptools this
# will invoke a VersionConflict when trying to install an upgrade
ws = pkg_resources.WorkingSet([])
ws.add_entry(path)
dist = ws.by_key.get(DIST_NAME)
if dist is None:
# We didn't find an egg-info/dist-info in the given path, but if a
# setup.py exists we can generate it
setup_py = os.path.join(path, 'setup.py')
if os.path.isfile(setup_py):
with _silence():
run_setup(os.path.join(path, 'setup.py'),
['egg_info'])
for dist in pkg_resources.find_distributions(path, True):
# There should be only one...
return dist
return dist
def test_distinfo(self):
dists = {}
for d in pkg_resources.find_distributions(self.tmpdir):
dists[d.project_name] = d
assert len(dists) == 2, dists
unversioned = dists['UnversionedDistribution']
versioned = dists['VersionedDistribution']
assert versioned.version == '2.718' # from filename
assert unversioned.version == '0.3' # from METADATA
def test_conditional_dependencies(self):
requires = [pkg_resources.Requirement.parse('splort==4'),
pkg_resources.Requirement.parse('quux>=1.1')]
for d in pkg_resources.find_distributions(self.tmpdir):
self.assertEqual(d.requires(), requires[:1])
self.assertEqual(d.requires(extras=('baz',)), requires)
self.assertEqual(d.extras, ['baz'])
def _directory_import(self):
"""
Import astropy_helpers from the given path, which will be added to
sys.path.
Must return True if the import succeeded, and False otherwise.
"""
# Return True on success, False on failure but download is allowed, and
# otherwise raise SystemExit
path = os.path.abspath(self.path)
# Use an empty WorkingSet rather than the man
# pkg_resources.working_set, since on older versions of setuptools this
# will invoke a VersionConflict when trying to install an upgrade
ws = pkg_resources.WorkingSet([])
ws.add_entry(path)
dist = ws.by_key.get(DIST_NAME)
if dist is None:
# We didn't find an egg-info/dist-info in the given path, but if a
# setup.py exists we can generate it
setup_py = os.path.join(path, 'setup.py')
if os.path.isfile(setup_py):
with _silence():
run_setup(os.path.join(path, 'setup.py'),
['egg_info'])
for dist in pkg_resources.find_distributions(path, True):
# There should be only one...
return dist
return dist
def test_distinfo(self):
dists = {}
for d in pkg_resources.find_distributions(self.tmpdir):
dists[d.project_name] = d
assert len(dists) == 2, dists
unversioned = dists['UnversionedDistribution']
versioned = dists['VersionedDistribution']
assert versioned.version == '2.718' # from filename
assert unversioned.version == '0.3' # from METADATA
def test_conditional_dependencies(self):
requires = [pkg_resources.Requirement.parse('splort==4'),
pkg_resources.Requirement.parse('quux>=1.1')]
for d in pkg_resources.find_distributions(self.tmpdir):
self.assertEqual(d.requires(), requires[:1])
self.assertEqual(d.requires(extras=('baz',)), requires)
self.assertEqual(d.extras, ['baz'])
def test_distinfo(self, metadata):
dists = dict(
(d.project_name, d)
for d in pkg_resources.find_distributions(metadata)
)
assert len(dists) == 2, dists
unversioned = dists['UnversionedDistribution']
versioned = dists['VersionedDistribution']
assert versioned.version == '2.718' # from filename
assert unversioned.version == '0.3' # from METADATA
def test_conditional_dependencies(self, metadata):
specs = 'splort==4', 'quux>=1.1'
requires = list(map(pkg_resources.Requirement.parse, specs))
for d in pkg_resources.find_distributions(metadata):
assert d.requires() == requires[:1]
assert d.requires(extras=('baz',)) == [
requires[0],
pkg_resources.Requirement.parse('quux>=1.1;extra=="baz"'),
]
assert d.extras == ['baz']
def _directory_import(self):
"""
Import astropy_helpers from the given path, which will be added to
sys.path.
Must return True if the import succeeded, and False otherwise.
"""
# Return True on success, False on failure but download is allowed, and
# otherwise raise SystemExit
path = os.path.abspath(self.path)
# Use an empty WorkingSet rather than the man
# pkg_resources.working_set, since on older versions of setuptools this
# will invoke a VersionConflict when trying to install an upgrade
ws = pkg_resources.WorkingSet([])
ws.add_entry(path)
dist = ws.by_key.get(DIST_NAME)
if dist is None:
# We didn't find an egg-info/dist-info in the given path, but if a
# setup.py exists we can generate it
setup_py = os.path.join(path, 'setup.py')
if os.path.isfile(setup_py):
with _silence():
run_setup(os.path.join(path, 'setup.py'),
['egg_info'])
for dist in pkg_resources.find_distributions(path, True):
# There should be only one...
return dist
return dist
def test_distinfo(self):
dists = dict(
(d.project_name, d)
for d in pkg_resources.find_distributions(self.tmpdir)
)
assert len(dists) == 2, dists
unversioned = dists['UnversionedDistribution']
versioned = dists['VersionedDistribution']
assert versioned.version == '2.718' # from filename
assert unversioned.version == '0.3' # from METADATA
def test_conditional_dependencies(self):
specs = 'splort==4', 'quux>=1.1'
requires = list(map(pkg_resources.Requirement.parse, specs))
for d in pkg_resources.find_distributions(self.tmpdir):
assert d.requires() == requires[:1]
assert d.requires(extras=('baz',)) == requires
assert d.extras == ['baz']
def test_distinfo(self):
dists = dict(
(d.project_name, d)
for d in pkg_resources.find_distributions(self.tmpdir)
)
assert len(dists) == 2, dists
unversioned = dists['UnversionedDistribution']
versioned = dists['VersionedDistribution']
assert versioned.version == '2.718' # from filename
assert unversioned.version == '0.3' # from METADATA
def test_conditional_dependencies(self):
specs = 'splort==4', 'quux>=1.1'
requires = list(map(pkg_resources.Requirement.parse, specs))
for d in pkg_resources.find_distributions(self.tmpdir):
assert d.requires() == requires[:1]
assert d.requires(extras=('baz',)) == requires
assert d.extras == ['baz']
def _directory_import(self):
"""
Import astropy_helpers from the given path, which will be added to
sys.path.
Must return True if the import succeeded, and False otherwise.
"""
# Return True on success, False on failure but download is allowed, and
# otherwise raise SystemExit
path = os.path.abspath(self.path)
# Use an empty WorkingSet rather than the man
# pkg_resources.working_set, since on older versions of setuptools this
# will invoke a VersionConflict when trying to install an upgrade
ws = pkg_resources.WorkingSet([])
ws.add_entry(path)
dist = ws.by_key.get(DIST_NAME)
if dist is None:
# We didn't find an egg-info/dist-info in the given path, but if a
# setup.py exists we can generate it
setup_py = os.path.join(path, 'setup.py')
if os.path.isfile(setup_py):
with _silence():
run_setup(os.path.join(path, 'setup.py'),
['egg_info'])
for dist in pkg_resources.find_distributions(path, True):
# There should be only one...
return dist
return dist
def test_distinfo(self):
dists = {}
for d in pkg_resources.find_distributions(self.tmpdir):
dists[d.project_name] = d
assert len(dists) == 2, dists
unversioned = dists['UnversionedDistribution']
versioned = dists['VersionedDistribution']
assert versioned.version == '2.718' # from filename
assert unversioned.version == '0.3' # from METADATA
def test_conditional_dependencies(self):
requires = [pkg_resources.Requirement.parse('splort==4'),
pkg_resources.Requirement.parse('quux>=1.1')]
for d in pkg_resources.find_distributions(self.tmpdir):
self.assertEqual(d.requires(), requires[:1])
self.assertEqual(d.requires(extras=('baz',)), requires)
self.assertEqual(d.extras, ['baz'])
def test_distinfo(self):
dists = {}
for d in pkg_resources.find_distributions(self.tmpdir):
dists[d.project_name] = d
assert len(dists) == 2, dists
unversioned = dists['UnversionedDistribution']
versioned = dists['VersionedDistribution']
assert versioned.version == '2.718' # from filename
assert unversioned.version == '0.3' # from METADATA
def test_conditional_dependencies(self):
requires = [pkg_resources.Requirement.parse('splort==4'),
pkg_resources.Requirement.parse('quux>=1.1')]
for d in pkg_resources.find_distributions(self.tmpdir):
self.assertEqual(d.requires(), requires[:1])
self.assertEqual(d.requires(extras=('baz',)), requires)
self.assertEqual(d.extras, ['baz'])
def _directory_import(self):
"""
Import astropy_helpers from the given path, which will be added to
sys.path.
Must return True if the import succeeded, and False otherwise.
"""
# Return True on success, False on failure but download is allowed, and
# otherwise raise SystemExit
path = os.path.abspath(self.path)
# Use an empty WorkingSet rather than the man
# pkg_resources.working_set, since on older versions of setuptools this
# will invoke a VersionConflict when trying to install an upgrade
ws = pkg_resources.WorkingSet([])
ws.add_entry(path)
dist = ws.by_key.get(DIST_NAME)
if dist is None:
# We didn't find an egg-info/dist-info in the given path, but if a
# setup.py exists we can generate it
setup_py = os.path.join(path, 'setup.py')
if os.path.isfile(setup_py):
with _silence():
run_setup(os.path.join(path, 'setup.py'),
['egg_info'])
for dist in pkg_resources.find_distributions(path, True):
# There should be only one...
return dist
return dist
