Remove really bad hacky code

INSTALL.sh

@@ -74,6 +74,7 @@ EOF
 mkdir -p "$DATA_DIR/logs" "$DATA_DIR/dl" "$DATA_DIR/backups" "$DATA_DIR/metadata/contests"
 mkdir -p "$DATA_DIR/metadata/problems" "$DATA_DIR/metadata/announcements"
 echo "Finishing setup..."
+python -c "import secrets; print(secrets.token_hex(48))" > secret_key.txt  # 384 bits
 ln -s "$DATA_DIR/logs" logs
 ln -s "$DATA_DIR/dl" dl
 ln -s "$DATA_DIR/metadata" metadata

src/default_settings.py

@@ -1,19 +1,9 @@
 import os
-import secrets
-import sys
 
-# DO NOT MODIFY THESE SETTINGS! Scroll down to line 27 for settings that you should change
+# DO NOT MODIFY THESE SETTINGS! Scroll down to line 17 for settings that you should change
 # The secret key is located in secret_key.txt by default
-try:
-    with open("secret_key.txt", "r") as file:
-        secret_key = file.readline().strip()
-        SECRET_KEY = secret_key
-except Exception as e:
-    sys.stderr.write(str(e))
-    with open("secret_key.txt", "w") as file:
-        SECRET_KEY = secrets.token_hex(48)  # 384 bits
-        file.write(SECRET_KEY)
-
+with open("secret_key.txt", "r") as file:
+    SECRET_KEY = file.readline().strip()
 TEMPLATES_AUTO_RELOAD = True
 SESSION_PERMANENT = True
 PERMANENT_SESSION_LIFETIME = 30 * 24 * 60 * 60  # 30d