use Text type where ever Union[str, unicode] is expected

Author: manu-chroma

schema_salad/jsonld_context.py

@@ -40,7 +40,7 @@ def pred(datatype,      # type: Dict[str, Union[Dict, str]]
     # type: (...) -> Union[Dict, Text]
     split = urllib.parse.urlsplit(name)
 
-    vee = None  # type: Optional[Union[str, Text]]
+    vee = None  # type: Optional[Text]
 
     if split.scheme != '':
         vee = name
@@ -207,7 +207,7 @@ def fix_jsonld_ids(obj,     # type: Union[Dict[Text, Any], List[Dict[Text, Any]]
             fix_jsonld_ids(entry, ids)
 
 
-def makerdf(workflow,       # type: Union[str, Text]
+def makerdf(workflow,       # type: Text
             wf,             # type: Union[List[Dict[Text, Any]], Dict[Text, Any]]
             ctx,            # type: ContextType
             graph=None      # type: Graph

schema_salad/makedoc.py

@@ -60,7 +60,7 @@ def table(self, header, body):  # type: (Text, Text) -> Text
         ) % (header, body)
 
 
-def to_id(text):  # type: (Union[str, Text]) -> Union[str, Text]
+def to_id(text):  # type: (Text) -> Text
     textid = text
     if text[0] in ("0", "1", "2", "3", "4", "5", "6", "7", "8", "9"):
         try:
@@ -231,7 +231,7 @@ def typefmt(self,
                 nbsp=False,             # type: bool
                 jsonldPredicate=None    # type: Optional[Dict[str, str]]
                 ):
-        # type: (...) -> Union[str, Text]
+        # type: (...) -> Text
         if isinstance(tp, list):
             if nbsp and len(tp) <= 3:
                 return "&nbsp;|&nbsp;".join([self.typefmt(n, redirects, jsonldPredicate=jsonldPredicate) for n in tp])