Run pyupgrade for python 3.7 & 3.8. (#16110)

5 files changed, 4 insertions, 5 deletions

diff --git a/scripts-dev/build_debian_packages.py b/scripts-dev/build_debian_packages.py
index bb89ba581c..c03e3418c0 100755
--- a/scripts-dev/build_debian_packages.py
+++ b/scripts-dev/build_debian_packages.py
@@ -47,7 +47,7 @@ can be passed on the commandline for debugging.
 projdir = os.path.dirname(os.path.dirname(os.path.realpath(__file__)))
 
 
-class Builder(object):
+class Builder:
     def __init__(
         self,
         redirect_stdout: bool = False,
diff --git a/scripts-dev/check_schema_delta.py b/scripts-dev/check_schema_delta.py
index fee4a8bd3d..467be96fdf 100755
--- a/scripts-dev/check_schema_delta.py
+++ b/scripts-dev/check_schema_delta.py
@@ -43,7 +43,7 @@ def main(force_colors: bool) -> None:
     diffs: List[git.Diff] = repo.remote().refs.develop.commit.diff(None)
 
     # Get the schema version of the local file to check against current schema on develop
-    with open("synapse/storage/schema/__init__.py", "r") as file:
+    with open("synapse/storage/schema/__init__.py") as file:
         local_schema = file.read()
     new_locals: Dict[str, Any] = {}
     exec(local_schema, new_locals)
diff --git a/scripts-dev/federation_client.py b/scripts-dev/federation_client.py
index 63f0b25ddd..5ad334b4d8 100755
--- a/scripts-dev/federation_client.py
+++ b/scripts-dev/federation_client.py
@@ -247,7 +247,7 @@ def main() -> None:
 
 
 def read_args_from_config(args: argparse.Namespace) -> None:
-    with open(args.config, "r") as fh:
+    with open(args.config) as fh:
         config = yaml.safe_load(fh)
 
         if not args.server_name:
diff --git a/scripts-dev/release.py b/scripts-dev/release.py
index 89ffba8d92..4ac8eaa889 100755
--- a/scripts-dev/release.py
+++ b/scripts-dev/release.py
@@ -1,5 +1,4 @@
 #!/usr/bin/env python
-# -*- coding: utf-8 -*-
 # Copyright 2020 The Matrix.org Foundation C.I.C.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
diff --git a/scripts-dev/sign_json.py b/scripts-dev/sign_json.py
index bb217799fb..00cbaf68f5 100755
--- a/scripts-dev/sign_json.py
+++ b/scripts-dev/sign_json.py
@@ -145,7 +145,7 @@ Example usage:
 
 
 def read_args_from_config(args: argparse.Namespace) -> None:
-    with open(args.config, "r") as fh:
+    with open(args.config) as fh:
         config = yaml.safe_load(fh)
         if not args.server_name:
             args.server_name = config["server_name"]