diff --git a/pylintrc b/pylintrc
new file mode 100644
index 0000000000000000000000000000000000000000..8a12125d4b71d3df5f7866277c41ee15401a4a93
--- /dev/null
+++ b/pylintrc
@@ -0,0 +1,9 @@
+# -*- mode:conf; -*-
+
+[FORMAT]
+# Good variable names which should always be accepted, separated by a comma
+good-names=ii,rt
+
+
+[TYPECHECK]                                                                    
+ignored-modules=etree
diff --git a/pytest.ini b/pytest.ini
index 211913fa06d4e0a46c9c9024e147c5313e4746e1..e65efaf9aaf061a8a1ec0040f87d682536fac4c2 100644
--- a/pytest.ini
+++ b/pytest.ini
@@ -1,4 +1,3 @@
 [pytest]
 testpaths = unittests
 addopts = -vv
-python_paths = src
diff --git a/src/caosadvancedtools/models/parser.py b/src/caosadvancedtools/models/parser.py
index 41ef90fa50c9e4800a028b69823bbb67d75b6add..0baee1dbf98feeff118d54015606489a986e77d9 100644
--- a/src/caosadvancedtools/models/parser.py
+++ b/src/caosadvancedtools/models/parser.py
@@ -99,6 +99,7 @@ class YamlDefinitionError(RuntimeError):
 class JsonSchemaDefinitionError(RuntimeError):
     # @author Florian Spreckelsen
     # @date 2022-02-17
+    # @review Daniel Hornung 2022-02-18
     def __init__(self, msg):
         super().__init__(msg)
 
@@ -121,6 +122,7 @@ def parse_model_from_json_schema(filename: str):
     """Return a datamodel parsed from a json schema definition."""
     # @author Florian Spreckelsen
     # @date 2022-02-17
+    # @review Daniel Hornung 2022-02-18
     parser = JsonSchemaParser()
 
     return parser.parse_model_from_json_schema(filename)
@@ -466,6 +468,7 @@ class JsonSchemaParser(Parser):
     """Extends the yaml parser to read in datamodels defined in a json schema."""
     # @author Florian Spreckelsen
     # @date 2022-02-17
+    # @review Daniel Hornung 2022-02-18
 
     def parse_model_from_json_schema(self, filename: str):
         """Return a datamodel created from the definition in the json schema in
@@ -506,12 +509,10 @@ class JsonSchemaParser(Parser):
             model_dict = [model_dict]
 
         for ii, elt in enumerate(model_dict):
-            if not "title" in elt:
-                raise JsonSchemaDefinitionError(
-                    "Object {} is lacking the `title` key word".format(ii+1))
-            if not "type" in elt:
-                raise JsonSchemaDefinitionError(
-                    "Object {} is lacking the `type` key word".format(ii+1))
+            if "title" not in elt:
+                raise JsonSchemaDefinitionError(f"Object {ii+1} is lacking the `title` key word")
+            if "type" not in elt:
+                raise JsonSchemaDefinitionError(f"Object {ii+1} is lacking the `type` key word")
             name = self._stringify(elt["title"], context=elt)
             self._treat_element(elt, name)
 
@@ -535,8 +536,7 @@ class JsonSchemaParser(Parser):
         elif elt["type"] == "object":
             ent = self._treat_record_type(elt, name)
         else:
-            raise NotImplementedError(
-                "Cannot parse items of type '{}' (yet).".format(elt["type"]))
+            raise NotImplementedError(f"Cannot parse items of type '{elt['type']}' (yet).")
         if "description" in elt:
             ent.description = elt["description"]
 
@@ -552,7 +552,7 @@ class JsonSchemaParser(Parser):
         if "properties" in elt:
             for key, prop in elt["properties"].items():
                 if "title" in prop:
-                    name = self._stringify(title)
+                    name = self._stringify(prop["title"])
                 else:
                     name = self._stringify(key)
                 prop_ent = self._treat_element(prop, name)