corrected a couple of small spelling errors, removed import statement…

…s for unused modules, and added CSIRO copyright header where missing.

tests/core/test_schema.py

@@ -8,19 +8,14 @@
 #
 # http://www.apache.org/licenses/LICENSE-2.0
 #
-# Unless required by applicable law or agreed to in writing, softwarware
+# Unless required by applicable law or agreed to in writing, software
 # distributed under the License is distributed on an "AS IS" BASIS,
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
 import pytest
-import pandas as pd
-import networkx as nx
-
-import stellargraph as sg
 from stellargraph.core.schema import *
-from stellargraph.data.converter import *
 import itertools as it
 
 

tests/core/test_stellargraph.py

@@ -8,7 +8,7 @@
 #
 # http://www.apache.org/licenses/LICENSE-2.0
 #
-# Unless required by applicable law or agreed to in writing, softwarware
+# Unless required by applicable law or agreed to in writing, software
 # distributed under the License is distributed on an "AS IS" BASIS,
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and

tests/mapper/test_benchmark_generators.py

@@ -1,3 +1,19 @@
+# -*- coding: utf-8 -*-
+#
+# Copyright 2018 Data61, CSIRO
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
 import random
 
 from stellargraph.mapper.link_mappers import *