def dump(obj: Properties, fp: TextIO, *args, **kwargs) -> None:
"""
Serialize ``obj`` as a :py:class:`~Pegasus.api.properties.Properties` formatted stream to ``fp`` (a ``.write()``-supporting file-like object).
:param obj: Properties to serialize
:type obj: Properties
:param fp: file like object to serialize to
:type fp: TextIO
:rtype: NoReturn
"""
obj.write(fp)
def dumps(obj: Properties, *args, **kwargs) -> str:
"""
Serialize ``obj`` to a :py:class:`~Pegasus.api.properties.Properties` formatted ``str``.
:param obj: Properties to serialize
:type obj: Properties
:return: Properties serialized as a string
:rtype: str
"""
with io.StringIO() as s:
obj.write(s)
return s.getvalue()
def loads(s: str, *args, **kwargs) -> Properties:
"""
Deserialize ``s`` (a ``str``, ``bytes`` or ``bytearray`` instance containing a Properties document) to a :py:class:`~Pegasus.api.properties.Properties` object.
:param s: string to load from
:type s: str
:return: deserialized Properties object
:rtype: Properties
"""
conf = ConfigParser()
conf.read_string("[{}]\n".format(DEFAULTSECT) + s)
props = Properties()
props._conf = conf
return props
def load(fp: TextIO, *args, **kwargs) -> Properties:
"""
Deserialize ``fp`` (a ``.read()``-supporting file-like object containing a Properties document) to a :py:class:`~Pegasus.api.properties.Properties` object.
:param fp: file like object to load from
:type fp: TextIO
:return: deserialized Properties object
:rtype: Properties
"""
conf = ConfigParser()
conf.read_string("[{}]\n".format(DEFAULTSECT) + fp.read())
props = Properties()
props._conf = conf
return props
def test_dump():
props = Properties()
props["a"] = "b"
props["c"] = "d"
with TemporaryFile(mode="w+") as f:
dump(props, f)
f.seek(0)
assert f.read() == "a = b\nc = d\n\n"
def test_ls(self, capsys, props):
try:
Properties.ls("pegasus.pmc")
captured = capsys.readouterr().out
assert (
captured ==
"pegasus.pmc_priority\npegasus.pmc_request_cpus\npegasus.pmc_request_memory\npegasus.pmc_task_arguments\n"
)
Properties.ls()
Properties.ls("nothing")
props.ls()
except:
pytest.raises("should not have failed")
def test_dumps():
props = Properties()
props["a"] = "b"
props["c"] = "d"
assert dumps(props) == "a = b\nc = d\n\n"
def props():
return Properties()