Fixed Inconsistent return statements

sbol3/document.py

@@ -315,8 +315,7 @@ def file_extension(file_format: str) -> str:
         }
         if file_format in types_with_standard_extension:
             return types_with_standard_extension[file_format]
-        else:
-            raise ValueError('Provided file format is not a valid one.')
+        raise ValueError('Provided file format is not a valid one.')
 
     # Formats: 'n3', 'nt', 'turtle', 'xml'
     def read(self, location: Union[Path, str], file_format: str = None) -> None:
@@ -394,8 +393,7 @@ def add(self,
         # Now dispatch to the appropriate method
         if isinstance(objects, TopLevel):
             return self._add(objects)
-        else:
-            return self._add_all(objects)
+        return self._add_all(objects)
 
     def _find_in_objects(self, search_string: str) -> Optional[Identified]:
         # TODO: implement recursive search
@@ -428,13 +426,19 @@ def join_lines(self, lines: List[Union[bytes, str]]) -> Union[bytes, str]:
         """
         if not lines:
             return ''
-        lines_type = type(lines[0])
+
+        first_line = lines[0]
+        lines_type = type(first_line)
+
         if lines_type is bytes:
-            # rdflib 5
-            return b'\n'.join(lines) + b'\n'
+            newline = b'\n'
         elif lines_type is str:
-            # rdflib 6
-            return '\n'.join(lines) + '\n'
+            newline = '\n'
+        else:
+            raise ValueError("Lines must be either bytes or str")
+
+        joined = newline.join(lines)
+        return joined + newline
 
     def write_string(self, file_format: str) -> str:
         graph = self.graph()

sbol3/identified.py

@@ -52,13 +52,12 @@ def extract_display_id(identity: str) -> Union[None, str]:
         # and display id is optional in this case
         return None
     display_id = parsed.path.split('/')[-1]
-    if is_valid_display_id(display_id):
-        return display_id
-    else:
+    if not is_valid_display_id(display_id):
         msg = f'"{display_id}" is not a valid displayId.'
         msg += ' A displayId MUST be composed of only alphanumeric'
         msg += ' or underscore characters and MUST NOT begin with a digit.'
         raise ValueError(msg)
+    return display_id
 
 
 class Identified(SBOLObject):

sbol3/object.py

@@ -73,8 +73,8 @@ def _make_identity(name: str) -> Union[str, None]:
             base_uri = PYSBOL3_DEFAULT_NAMESPACE
         if base_uri.endswith('#'):
             return base_uri + name
-        else:
-            return posixpath.join(base_uri, name.lstrip(posixpath.sep))
+
+        return posixpath.join(base_uri, name.lstrip(posixpath.sep))
 
     @property
     def identity(self) -> str:

sbol3/property_base.py

@@ -1,7 +1,7 @@
 import abc
 import collections
-from collections.abc import MutableSequence, Iterable
-from typing import Any, Optional, List, Dict, Union
+from collections.abc import Iterable, MutableSequence
+from typing import Any, Dict, List, Optional, Union
 
 from sbol3 import ValidationReport
 
@@ -127,11 +127,10 @@ def __getitem__(self, key: Union[int, slice]) -> Any:
         value = self._storage()[self.property_uri].__getitem__(key)
         if isinstance(value, str):
             return self.to_user(value)
-        elif isinstance(value, collections.abc.Iterable):
+        if isinstance(value, collections.abc.Iterable):
             return [self.to_user(v) for v in value]
-        else:
-            # Not a string or an iterable, just convert
-            return self.to_user(value)
+        # Not a string or an iterable, just convert -- Fallback
+        return self.to_user(value)
 
     def __len__(self) -> int:
         return self._storage()[self.property_uri].__len__()

sbol3/refobj_property.py

@@ -1,6 +1,6 @@
 from __future__ import annotations
 
-from typing import Union, Any, List, Optional
+from typing import Any, List, Optional, Union
 
 import rdflib
 
@@ -15,9 +15,9 @@ def __eq__(self, other):
     def lookup(self):
         if hasattr(self, 'parent'):
             return self.parent.document.find(str(self))
-        else:
-            # TODO: Should the lack of a parent raise an error?
-            return None
+
+        # TODO: Should the lack of a parent raise an error?
+        return None
 
 
 class ReferencedObjectMixin:

sbol3/utils.py

@@ -9,7 +9,7 @@ def parse_class_name(uri: str):
     """
     if '#' in uri:
         return uri[uri.rindex('#')+1:]
-    elif '/' in uri:
+    if '/' in uri:
         return uri[uri.rindex('/')+1:]
     raise ValueError(f'Cannot parse class name from {uri}. URI must use either / '
                      'or # as a delimiter.')

sbol3/validation.py

@@ -11,14 +11,15 @@ def __init__(self, object_id, rule_id, message):
         self.object_id = object_id
 
     def __str__(self):
-        if self.object_id and self.rule_id:
-            return f'{self.object_id} {self.rule_id}: {self.message}'
-        elif self.object_id:
-            return f'{self.object_id}: {self.message}'
-        elif self.rule_id:
-            return f'{self.rule_id}: {self.message}'
-        else:
-            return self.message
+        parts = []  # list of parts to include in the message
+
+        if self.object_id:
+            parts.append(str(self.object_id))  # add the object ID if present
+        if self.rule_id:
+            parts.append(str(self.rule_id))  # add the rule ID if present if present
+
+        # return the message with the parts if parts exits otherwise just the message
+        return f"{' '.join(parts)}: {self.message}" if parts else self.message
 
 
 class ValidationError(ValidationIssue):

setup.cfg

@@ -21,13 +21,11 @@ disable = abstract-class-instantiated,
           fixme,
           function-redefined,
           global-statement,
-          inconsistent-return-statements,
           invalid-name,
           isinstance-second-argument-not-valid-type,
           missing-class-docstring,
           missing-function-docstring,
           missing-module-docstring,
-          no-else-return,
           protected-access,
           raise-missing-from,
           redefined-builtin,

test/test_roundtrip.py

@@ -84,11 +84,12 @@ def rdf_type(filename: str):
             'jsonld': sbol3.JSONLD,
             'jsonld_expanded': sbol3.JSONLD,
         }
-        if ext in ext_map:
-            return ext_map[ext]
-        else:
+
+        if ext not in ext_map:
             return None
 
+        return ext_map[ext]
+
     def test_read_all(self):
         # In lieu of round tripping the files, just make sure we can
         # read them all.