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"""
A data input/output module for netwulf.
"""
import simplejson as json
import networkx as nx
def _write(f,stylized_network,config,G):
"""Internal function to write the everything to a json-file."""
if G is not None:
js_G = nx.node_link_data(G)
else:
js_G = None
json.dump({
'stylized_network' : stylized_network,
'config' : config,
'Graph' : js_G
},
f,
separators=(',', ':'),
)
def _read(f):
"""Internal function to read everything from a json-file."""
data = json.load(f)
stylized_network = data['stylized_network']
config = data['config']
G = data['Graph']
if G is not None:
G = nx.node_link_graph(data['Graph'])
return stylized_network, config, G
def save(f,stylized_network,config,G=None):
"""
Parameters
----------
f : file-like object or str
The file to which to write.
stylized_network : dict
dictionary returned by :mod:`netwulf.interactive.visualize`
config : dict
dictionary returned by :mod:`netwulf.interactive.visualize`
G : networkx.Graph or similar, default : None
Graph object from which the whole thing was generated.
Example
-------
>>> G = networkx.fast_gnp_random_graph(10,0.3)
>>> style_nw, cf = netwulf.visualize(G)
>>> netwulf.save("ER.json",style_nw,cf,G)
"""
if hasattr(f, 'write'):
_write(f,stylized_network,config,G)
else:
with open(f,'w') as _f:
_write(_f,stylized_network,config,G)
def load(f):
"""
Parameters
----------
f : file-like object or str
The file to which to write.
Returns
-------
stylized_network : dict
dictionary returned by :mod:`netwulf.interactive.visualize`
config : dict
dictionary returned by :mod:`netwulf.interactive.visualize`
G : networkx.Graph or similar, default : None
Graph object from which the whole thing was generated.
Example
-------
>>> G = networkx.fast_gnp_random_graph(10,0.3)
>>> style_nw, cf = netwulf.visualize(G)
>>> netwulf.save("ER.json",style_nw,cf,G)
>>> style_nw,cf,G = netwulf.load("ER.json")
"""
if hasattr(f, 'read'):
return _read(f)
else:
with open(f,'r') as _f:
return _read(_f)