STY: style fixes and cleanup of unnecessary imports

src/caosdb/configuration.py

@@ -53,6 +53,7 @@ def configure(inifile):
     validate_yaml_schema(config_to_yaml(_pycaosdbconf))
     return read_config
 
+
 def get_config():
     return _pycaosdbconf
 
@@ -72,8 +73,8 @@ def config_to_yaml(config):
 
     return valobj
 
+
 def validate_yaml_schema(valobj):
     with open(os.path.join(os.path.dirname(__file__), "schema-pycaosdb-ini.yml")) as f:
         schema = yaml.load(f, Loader=yaml.SafeLoader)
     validate(instance=valobj, schema=schema["schema-pycaosdb-ini"])
-    

unittests/test_schema.py

@@ -2,8 +2,6 @@
 # Test configuration schema
 # A. Schlemmer, 01/2021
 
-import yaml
-from jsonschema import validate
 from jsonschema.exceptions import ValidationError
 from pytest import raises
 from glob import glob
@@ -18,6 +16,7 @@ def test_config_files():
         c.read(fn)
         validate_yaml_schema(config_to_yaml(c))
 
+
 def test_broken_config_files():
     for fn in glob(os.path.join(os.path.dirname(__file__), "broken_configs", "*.ini")):
         print(fn)