Merge pull request Schiphol-Hub#6 from rok/master

Yaml loader warnings

Author: ramonvanschaik

test/conftest.py

@@ -15,7 +15,7 @@ def slotfiles():
     slotfile_list = []
     for slotfile in slotfiles_files:
         with open(path_to_data + slotfile) as f:
-            text = yaml.load(f.read())
+            text = yaml.safe_load(f.read())
 
         slotfile_list.append(text)
 
@@ -25,30 +25,30 @@ def slotfiles():
 @pytest.fixture
 def expanding_slots():
     with open(path_to_data + "expanding_slots.yml") as f:
-        slots = yaml.load(f.read())
+        slots = yaml.safe_load(f.read())
 
     return slots
 
 
 @pytest.fixture
 def sir_records():
     with open(path_to_data + "sir_records.yml") as f:
-        slots = yaml.load(f.read())
+        slots = yaml.safe_load(f.read())
 
     return slots
 
 
 @pytest.fixture
 def sim_records():
     with open(path_to_data + "sim_records.yml") as f:
-        slots = yaml.load(f.read())
+        slots = yaml.safe_load(f.read())
 
     return slots
 
 
 @pytest.fixture
 def aircraft_configuration_strings():
     with open(path_to_data + "aircraft_configuration_strings.yml") as f:
-        aircraft_configuration_strings = yaml.load(f.read())
+        aircraft_configuration_strings = yaml.safe_load(f.read())
 
     return aircraft_configuration_strings