RF: fromstring => frombuffer in gifti/cifti2

Author: arokem

nibabel/cifti2/tests/test_cifti2.py

@@ -58,7 +58,7 @@ def test_cifti2_metadata():
     assert_equal(md.data, dict(metadata_test))
 
     assert_equal(list(iter(md)), list(iter(collections.OrderedDict(metadata_test))))
-    
+
     md.update({'a': 'aval', 'b': 'bval'})
     assert_equal(md.data, dict(metadata_test))
 
@@ -310,7 +310,7 @@ def test_matrix():
 
     assert_raises(ci.Cifti2HeaderError, m.insert, 0, mim_none)
     assert_equal(m.mapped_indices, [])
-   
+
     h = ci.Cifti2Header(matrix=m)
     assert_equal(m.mapped_indices, [])
     m.insert(0, mim_0)

nibabel/gifti/parse_gifti_fast.py

@@ -47,7 +47,7 @@ def read_data_block(encoding, endian, ordering, datatype, shape, data):
         dec = base64.b64decode(data.encode('ascii'))
         dt = data_type_codes.type[datatype]
         sh = tuple(shape)
-        newarr = np.fromstring(dec, dtype=dt)
+        newarr = np.frombuffer(dec, dtype=dt)
         if len(newarr.shape) != len(sh):
             newarr = newarr.reshape(sh, order=ord)
 
@@ -59,7 +59,7 @@ def read_data_block(encoding, endian, ordering, datatype, shape, data):
         zdec = zlib.decompress(dec)
         dt = data_type_codes.type[datatype]
         sh = tuple(shape)
-        newarr = np.fromstring(zdec, dtype=dt)
+        newarr = np.frombuffer(zdec, dtype=dt)
         if len(newarr.shape) != len(sh):
             newarr = newarr.reshape(sh, order=ord)