Merge pull request #1070 from abhishekvickyvyas/master

issue_771_add_key_error_if_spaces
RDFLib · Mar 5, 2021 · b41560f · b41560f
2 parents 9f0f296 + 4276aa7
commit b41560f
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/rdflib/namespace.py b/rdflib/namespace.py
@@ -798,6 +798,9 @@ def bind(self, prefix, namespace, override=True, replace=False):
         # When documenting explain that override only applies in what cases
         if prefix is None:
             prefix = ""
+        elif " " in prefix:
+            raise KeyError("Prefixes may not contain spaces.")
+
         bound_namespace = self.store.namespace(prefix)
         # Check if the bound_namespace contains a URI
         # and if so convert it into a URIRef for comparison