Support single literals in tiny url (#1654)

Signed-off-by: Yee Hing Tong <[email protected]>

flytekit/remote/remote.py

@@ -227,7 +227,12 @@ def file_access(self) -> FileAccessProvider:
 
     def get(
         self, flyte_uri: typing.Optional[str] = None
-    ) -> typing.Optional[typing.Union[LiteralsResolver, HTML, bytes]]:
+    ) -> typing.Optional[typing.Union[LiteralsResolver, Literal, HTML, bytes]]:
+        """
+        General function that works with flyte tiny urls. This can return outputs (in the form of LiteralsResolver, or
+        individual Literals for singular requests), or HTML if passed a deck link, or bytes containing HTML,
+        if ipython is not available locally.
+        """
         if flyte_uri is None:
             raise user_exceptions.FlyteUserException("flyte_uri cannot be empty")
         ctx = self._ctx or FlyteContextManager.current_context()
@@ -237,6 +242,8 @@ def get(
             if data_response.HasField("literal_map"):
                 lm = LiteralMap.from_flyte_idl(data_response.literal_map)
                 return LiteralsResolver(lm.literals)
+            elif data_response.HasField("literal"):
+                return data_response.literal
             elif data_response.HasField("pre_signed_urls"):
                 if len(data_response.pre_signed_urls.signed_url) == 0:
                     raise ValueError(f"Flyte url {flyte_uri} resolved to empty download link")
@@ -258,7 +265,7 @@ def get(
         except user_exceptions.FlyteUserException as e:
             remote_logger.info(f"Error from Flyte backend when trying to fetch data: {e.__cause__}")
 
-        remote_logger.debug(f"Nothing found from {flyte_uri}")
+        remote_logger.info(f"Nothing found from {flyte_uri}")
 
     def remote_context(self):
         """Context manager with remote-specific configuration."""

setup.py

@@ -65,7 +65,6 @@
         "marshmallow-jsonschema>=0.12.0",
         "natsort>=7.0.1",
         "docker-image-py>=0.1.10",
-        "singledispatchmethod; python_version < '3.8.0'",
         "typing_extensions",
         "docstring-parser>=0.9.0",
         "diskcache>=5.2.1",