def legacy_server(self) -> bool:
"""Determine if the server is running a legacy version.
Legacy versions support different session kinds than newer versions of
Livy.
"""
version = self.server_version()
return version < Version("0.5.0-incubating")
def server_version(self) -> Version:
"""Get the version of Livy running on the server."""
if self._server_version_cache is None:
data = self._client.get("/version")
self._server_version_cache = Version(data["version"])
return self._server_version_cache
def legacy_server(self) -> bool:
version = self.server_version()
return version < Version("0.5.0-incubating")
def server_version(self) -> Version:
if self._server_version_cache is None:
data = self._client.get("/version")
self._server_version_cache = Version(data["version"])
return self._server_version_cache
def test_version_equals(first, second):
assert Version(first) == Version(second)
def test_version_less_than(earlier, later):
assert Version(earlier) < Version(later)
def server_version(self) -> Version:
if self._server_version_cache is None:
data = self._client.get('/version')
self._server_version_cache = Version(data['version'])
return self._server_version_cache