def __init__(self,
id=None,
sid=None,
name=None,
networks=None,
vertices=None,
edges=None,
tags=None,
attributes=None,
rest=None):
self._conn = None
self.id = id
self.sid = sid
self.name = name
self.vertices = vertices
self.edges = edges
self.tags = tags
self.attributes = attributes
if networks is None:
self.networks = []
elif not isinstance(networks, str):
self.networks = list(networks)
else:
self.networks = [networks]
if rest:
self.rest = multidict(rest)
else:
self.rest = None
def _parse_text_response(response):
"""Parses a plain text formatted response from Nexus.
Plain text formatted responses consist of key-value pairs, separated
by C{":"}. Values may span multiple lines; in this case, the key is
omitted after the first line and the extra lines start with
whitespace.
The response is assumed to be in UTF-8 encoding.
Examples:
>>> d = Nexus._parse_text_response("Id: 17\\nName: foo")
>>> for key, value in sorted(d.items()):
... print("{0}={1}".format(key, value))
...
Id=17
Name=foo
>>> d = Nexus._parse_text_response("Id: 42\\nName: foo\\n .\\n bar")
>>> for key, value in sorted(d.items()):
... print("{0}={1}".format(key, value))
...
Id=42
Name=foo
<BLANKLINE>
bar
"""
if hasattr(response, "decode"):
response = response.decode("utf-8")
if isinstance(response, basestring):
response = response.split("\n")
result = multidict()
key, value = None, []
for line in response:
if hasattr(line, "decode"):
line = line.decode("utf-8")
line = line.rstrip()
if not line:
continue
if key is not None and line[0] in ' \t':
# Line continuation
line = line.lstrip()
if line == '.':
line = ''
value.append(line)
else:
# Key-value pair
if key is not None:
result.add(key, "\n".join(value))
key, value = line.split(":", 1)
value = [value.strip()]
if key is not None:
result.add(key, "\n".join(value))
return result
def _parse_text_response(response):
"""Parses a plain text formatted response from Nexus.
Plain text formatted responses consist of key-value pairs, separated
by C{":"}. Values may span multiple lines; in this case, the key is
omitted after the first line and the extra lines start with
whitespace.
The response is assumed to be in UTF-8 encoding.
Examples:
>>> d = Nexus._parse_text_response("Id: 17\\nName: foo")
>>> for key, value in sorted(d.items()):
... print("{0}={1}".format(key, value))
...
Id=17
Name=foo
>>> d = Nexus._parse_text_response("Id: 42\\nName: foo\\n .\\n bar")
>>> for key, value in sorted(d.items()):
... print("{0}={1}".format(key, value))
...
Id=42
Name=foo
<BLANKLINE>
bar
"""
if hasattr(response, "decode"):
response = response.decode("utf-8")
if isinstance(response, basestring):
response = response.split("\n")
result = multidict()
key, value = None, []
for line in response:
if hasattr(line, "decode"):
line = line.decode("utf-8")
line = line.rstrip()
if not line:
continue
if key is not None and line[0] in ' \t':
# Line continuation
line = line.lstrip()
if line == '.':
line = ''
value.append(line)
else:
# Key-value pair
if key is not None:
result.add(key, "\n".join(value))
key, value = line.split(":", 1)
value = [value.strip()]
if key is not None:
result.add(key, "\n".join(value))
return result
def _parse_text_response(response):
"""Parses a plain text formatted response from Nexus.
Plain text formatted responses consist of key-value pairs, separated
by C{":"}. Values may span multiple lines; in this case, the key is
omitted after the first line and the extra lines start with
whitespace.
Examples:
>>> d = Nexus._parse_text_response("Id: 17\\nName: foo")
>>> sorted(d.items())
[('Id', '17'), ('Name', 'foo')]
>>> d = Nexus._parse_text_response("Id: 42\\nName: foo\\n .\\n bar")
>>> sorted(d.items())
[('Id', '42'), ('Name', 'foo\\n\\nbar')]
"""
if isinstance(response, basestring):
response = response.split("\n")
result = multidict()
key, value = None, []
for line in response:
line = line.rstrip()
if not line:
continue
if key is not None and line[0] in ' \t':
# Line continuation
line = line.lstrip()
if line == '.':
line = ''
value.append(line)
else:
# Key-value pair
if key is not None:
result.add(key, "\n".join(value))
key, value = line.split(":", 1)
value = [value.strip()]
if key is not None:
result.add(key, "\n".join(value))
return result
def _parse_text_response(response):
"""Parses a plain text formatted response from Nexus.
Plain text formatted responses consist of key-value pairs, separated
by C{":"}. Values may span multiple lines; in this case, the key is
omitted after the first line and the extra lines start with
whitespace.
Examples:
>>> d = Nexus._parse_text_response("Id: 17\\nName: foo")
>>> sorted(d.items())
[('Id', '17'), ('Name', 'foo')]
>>> d = Nexus._parse_text_response("Id: 42\\nName: foo\\n .\\n bar")
>>> sorted(d.items())
[('Id', '42'), ('Name', 'foo\\n\\nbar')]
"""
if isinstance(response, str):
response = response.split("\n")
result = multidict()
key, value = None, []
for line in response:
line = line.rstrip()
if not line:
continue
if key is not None and line[0] in ' \t':
# Line continuation
line = line.lstrip()
if line == '.':
line = ''
value.append(line)
else:
# Key-value pair
if key is not None:
result.add(key, "\n".join(value))
key, value = line.split(":", 1)
value = [value.strip()]
if key is not None:
result.add(key, "\n".join(value))
return result
def __init__(self, id=None, sid=None, name=None, networks=None,
vertices=None, edges=None, tags=None, attributes=None, rest=None):
self._conn = None
self.id = id
self.sid = sid
self.name = name
self.vertices = vertices
self.edges = edges
self.tags = tags
self.attributes = attributes
if networks is None:
self.networks = []
elif not isinstance(networks, (str, unicode)):
self.networks = list(networks)
else:
self.networks = [networks]
if rest:
self.rest = multidict(rest)
else:
self.rest = None
def _update_from_multidict(self, params):
"""Updates the dataset object from a multidict representation of
key-value pairs, similar to the ones provided by the Nexus API in
plain text response."""
self.id = params.get("id")
self.sid = params.get("sid")
self.name = params.get("name")
self.vertices = params.get("vertices")
self.edges = params.get("edges")
self.tags = params.get("tags")
networks = params.get("networks")
if networks:
self.networks = networks.split()
keys_to_ignore = set(
"id sid name vertices edges tags networks".split())
if self.vertices is None and self.edges is None:
# Try "vertices/edges"
self.vertices_edges = params.get("vertices/edges")
keys_to_ignore.add("vertices/edges")
if self.rest is None:
self.rest = multidict()
for k in set(params.keys()) - keys_to_ignore:
for v in params.getlist(k):
self.rest.add(k, v)
if self.id:
self.id = int(self.id)
if self.vertices and not isinstance(self.vertices, (list, tuple)):
self.vertices = int(self.vertices)
if self.edges and not isinstance(self.edges, (list, tuple)):
self.edges = int(self.edges)
if self.tags is not None:
self.tags = self.tags.split(";")
def _update_from_multidict(self, params):
"""Updates the dataset object from a multidict representation of
key-value pairs, similar to the ones provided by the Nexus API in
plain text response."""
self.id = params.get("id")
self.sid = params.get("sid")
self.name = params.get("name")
self.vertices = params.get("vertices")
self.edges = params.get("edges")
self.tags = params.get("tags")
networks = params.get("networks")
if networks:
self.networks = networks.split()
keys_to_ignore = set("id sid name vertices edges tags networks".split())
if self.vertices is None and self.edges is None:
# Try "vertices/edges"
self.vertices_edges = params.get("vertices/edges")
keys_to_ignore.add("vertices/edges")
if self.rest is None:
self.rest = multidict()
for k in set(params.iterkeys()) - keys_to_ignore:
for v in params.getlist(k):
self.rest.add(k, v)
if self.id:
self.id = int(self.id)
if self.vertices and not isinstance(self.vertices, (list, tuple)):
self.vertices = int(self.vertices)
if self.edges and not isinstance(self.edges, (list, tuple)):
self.edges = int(self.edges)
if self.tags is not None:
self.tags = self.tags.split(";")
