Further type hinting.

repo_helper_bot/routes.py

@@ -26,6 +26,9 @@
 #  OR OTHER DEALINGS IN THE SOFTWARE.
 #
 
+# stdlib
+from typing import Tuple
+
 # 3rd party
 from github3_utils.apps import iter_installed_repos
 
@@ -38,16 +41,16 @@
 
 
 @app.route('/')
-def home():
+def home() -> str:
 	"""
 	Route for the homepage.
 	"""
 
-	return "This is repo-helper-bot, running on Heroku.\n"
+	return "This is repo-helper-bot, running on dokku.\n"
 
 
 @app.route("/request/<username>/<repository>/")
-def request_run(username: str, repository: str):
+def request_run(username: str, repository: str) -> Tuple[str, int]:
 	"""
 	Route for the homepage.
 	"""
@@ -66,4 +69,4 @@ def request_run(username: str, repository: str):
 	if result:
 		return f"An error occurred when running for {full_name}.\n", 500
 	else:
-		return f"Run successful for {full_name}.\n"
+		return f"Run successful for {full_name}.\n", 200

repo_helper_bot/updater.py

@@ -35,7 +35,7 @@
 from typing import Dict, Iterator, Optional, Tuple, Union
 
 # 3rd party
-import click  # type: ignore[import]
+import click  # type: ignore[import-untyped]
 import dulwich.porcelain
 import dulwich.repo
 import sqlalchemy.exc
@@ -202,7 +202,7 @@ def run_update() -> Iterator[Tuple[str, int]]:
 def close_pr(
 		owner: str,
 		repository: str,
-		message="Looks like everything is already up to date.",
+		message: str = "Looks like everything is already up to date.",
 		) -> None:
 	"""
 	Close the bot's current pull requests, and delete the branch.

repo_helper_bot/utils.py

@@ -44,7 +44,7 @@
 		)
 
 
-def log(message: str, type: str = "INFO"):  # noqa: A002  # pylint: disable=redefined-builtin
+def log(message: str, type: str = "INFO") -> None:  # noqa: A002  # pylint: disable=redefined-builtin
 	"""
 	Log a message to the terminal.