diff --git a/pantalaimon/index.py b/pantalaimon/index.py
index 0f10044..5c8e02b 100644
--- a/pantalaimon/index.py
+++ b/pantalaimon/index.py
@@ -12,8 +12,6 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-from importlib import util
-
 
 class InvalidQueryError(Exception):
     pass
diff --git a/pantalaimon/main.py b/pantalaimon/main.py
index 270b957..4799f3a 100644
--- a/pantalaimon/main.py
+++ b/pantalaimon/main.py
@@ -237,6 +237,7 @@ async def daemon(context, log_level, debug_encryption, config, data_path):
 
         raise
 
+
 @click.command(
     help=(
         "pantalaimon is a reverse proxy for matrix homeservers that "
@@ -255,7 +256,6 @@ async def daemon(context, log_level, debug_encryption, config, data_path):
 @click.option("--data-path", type=click.Path(exists=True))
 @click.pass_context
 def main(context, log_level, debug_encryption, config, data_path):
-    event = asyncio.Event()
     try:
         asyncio.run(daemon(context, log_level, debug_encryption, config, data_path))
     except (KeyboardInterrupt, asyncio.CancelledError):
@@ -263,5 +263,6 @@ def main(context, log_level, debug_encryption, config, data_path):
 
     return
 
+
 if __name__ == "__main__":
     main()
diff --git a/pantalaimon/panctl.py b/pantalaimon/panctl.py
index 54fc2b3..9d9eb2d 100644
--- a/pantalaimon/panctl.py
+++ b/pantalaimon/panctl.py
@@ -530,7 +530,7 @@ class PanCtl:
                 )
 
             if user_list:
-                print(f" - Pan users:")
+                print(" - Pan users:")
                 user_string = "\n".join(user_list)
                 print_formatted_text(HTML(user_string))
 
@@ -541,11 +541,11 @@ class PanCtl:
 
         for device in devices:
             if device["trust_state"] == "verified":
-                trust_state = f"<ansigreen>Verified</ansigreen>"
+                trust_state = "<ansigreen>Verified</ansigreen>"
             elif device["trust_state"] == "blacklisted":
-                trust_state = f"<ansired>Blacklisted</ansired>"
+                trust_state = "<ansired>Blacklisted</ansired>"
             elif device["trust_state"] == "ignored":
-                trust_state = f"Ignored"
+                trust_state = "Ignored"
             else:
                 trust_state = "Unset"