def full(self):
"""
Generate a full numpy array
Returns
-------
implicit : tuple
first element being the full numpy array and second element
keys being the ids associated with each row in the array.
Examples
--------
>>> from pysal import W
>>> neighbors={'first':['second'],'second':['first','third'],'third':['second']}
>>> weights={'first':[1],'second':[1,1],'third':[1]}
>>> w=W(neighbors,weights)
>>> wf,ids=w.full()
>>> wf
array([[ 0., 1., 0.],
[ 1., 0., 1.],
[ 0., 1., 0.]])
>>> ids
['first', 'second', 'third']
See also
--------
full
"""
return util.full(self)
def full(self):
"""
Generate a full numpy array.
Returns
-------
implicit : tuple
first element being the full numpy array and second element
keys being the ids associated with each row in the array.
Examples
--------
>>> from pysal import W
>>> neighbors={'first':['second'],'second':['first','third'],'third':['second']}
>>> weights={'first':[1],'second':[1,1],'third':[1]}
>>> w=W(neighbors,weights)
>>> wf,ids=w.full()
>>> wf
array([[ 0., 1., 0.],
[ 1., 0., 1.],
[ 0., 1., 0.]])
>>> ids
['first', 'second', 'third']
See also
--------
full
"""
return util.full(self)
def write(self, obj):
"""
Parameters
----------
.write(weightsObject)
accepts a weights object
Returns
------
a MATLAB mat file
write a weights object to the opened mat file.
Examples
--------
>>> import tempfile, pysal, os
>>> testfile = pysal.open(pysal.examples.get_path('spat-sym-us.mat'),'r')
>>> w = testfile.read()
Create a temporary file for this example
>>> f = tempfile.NamedTemporaryFile(suffix='.mat')
Reassign to new var
>>> fname = f.name
Close the temporary named file
>>> f.close()
Open the new file in write mode
>>> o = pysal.open(fname,'w')
Write the Weights object into the open file
>>> o.write(w)
>>> o.close()
Read in the newly created mat file
>>> wnew = pysal.open(fname,'r').read()
Compare values from old to new
>>> wnew.pct_nonzero == w.pct_nonzero
True
Clean up temporary file created for this example
>>> os.remove(fname)
"""
self._complain_ifclosed(self.closed)
if issubclass(type(obj), W):
try:
w = full(obj)[0]
except ValueError:
w = obj.sparse
sio.savemat(self.file, {'WEIGHT': w})
self.pos += 1
else:
raise TypeError("Expected a pysal weights object, got: %s" %
(type(obj)))
def write(self, obj):
"""
Parameters
----------
.write(weightsObject)
accepts a weights object
Returns
------
a MATLAB mat file
write a weights object to the opened mat file.
Examples
--------
>>> import tempfile, pysal, os
>>> testfile = pysal.open(pysal.examples.get_path('spat-sym-us.mat'),'r')
>>> w = testfile.read()
Create a temporary file for this example
>>> f = tempfile.NamedTemporaryFile(suffix='.mat')
Reassign to new var
>>> fname = f.name
Close the temporary named file
>>> f.close()
Open the new file in write mode
>>> o = pysal.open(fname,'w')
Write the Weights object into the open file
>>> o.write(w)
>>> o.close()
Read in the newly created mat file
>>> wnew = pysal.open(fname,'r').read()
Compare values from old to new
>>> wnew.pct_nonzero == w.pct_nonzero
True
Clean up temporary file created for this example
>>> os.remove(fname)
"""
self._complain_ifclosed(self.closed)
if issubclass(type(obj), W):
try:
w = full(obj)[0]
except ValueError:
w = obj.sparse
sio.savemat(self.file, {'WEIGHT': w})
self.pos += 1
else:
raise TypeError("Expected a pysal weights object, got: %s" % (
type(obj)))