Update request_tracking_codes.py

samples/request_tracking_codes.py

@@ -1,3 +1,18 @@
+# Copyright 2017 Adler Medrado
+#
+# 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.
+
+
 from ..correios.client import Correios
 from ..correios.models.user import User, Service
 
@@ -8,5 +23,6 @@ def get_tracking_codes(service, quantity):
     tracking_codes = client.request_tracking_codes(olist_user, Service.get(service), quantity=quantity)
     print(tracking_codes)
 
+
 get_tracking_codes('41068', 1)  # Request 1 PAC Tracking Code
 get_tracking_codes('40068', 1)  # Request 1 SEDEX Tracking Code