fix lint

Author: costowell

packet/context_processors.py

@@ -62,9 +62,9 @@ def get_rit_image(username: str) -> str:
         for addr in addresses:
             url = 'https://gravatar.com/avatar/' + hashlib.md5(addr.encode('utf8')).hexdigest() + '.jpg?d=404&s=250'
             try:
-                gravatar = urllib.request.urlopen(url)
-                if gravatar.getcode() == 200:
-                    return url
+                with urllib.request.urlopen(url) as gravatar:
+                    if gravatar.getcode() == 200:
+                        return url
             except:
                 continue
     return 'https://www.gravatar.com/avatar/freshmen?d=mp&f=y'

packet/ldap.py

@@ -13,7 +13,7 @@
 
 class MockMember:
 
-    def __init__(self, uid: str, groups: list = None, cn: str = None, room_number: int = None):
+    def __init__(self, uid: str, groups: Optional[list] = None, cn: Optional[str] = None, room_number: Optional[int] = None):
         self.uid = uid
         self.groups = groups if groups else list()
         if room_number:
@@ -37,7 +37,7 @@ def __repr__(self) -> str:
 
 class LDAPWrapper:
 
-    def __init__(self, cshldap: CSHLDAP = None, mock_members: list[MockMember] = None):
+    def __init__(self, cshldap: Optional[CSHLDAP] = None, mock_members: Optional[list[MockMember]] = None):
         self.ldap = cshldap
         self.mock_members = cast(list[MockMember], mock_members)
         if self.ldap:

packet/mail.py

@@ -1,4 +1,4 @@
-from typing import TypedDict
+from typing import TypedDict, Sequence
 
 from flask import render_template
 from flask_mail import Mail, Message
@@ -15,7 +15,7 @@ class ReportForm(TypedDict):
 
 def send_start_packet_mail(packet: Packet) -> None:
     if app.config['MAIL_PROD']:
-        recipients = ['<' + packet.freshman.rit_username + '@rit.edu>']
+        recipients: Sequence[str] = ['<' + str(packet.freshman.rit_username) + '@rit.edu>']
         msg = Message(subject='CSH Packet Starts ' + packet.start.strftime('%A, %B %-d'),
                       sender=app.config.get('MAIL_USERNAME'),
                       recipients=recipients)
@@ -28,7 +28,7 @@ def send_start_packet_mail(packet: Packet) -> None:
 
 def send_report_mail(form_results: ReportForm, reporter: str) -> None:
     if app.config['MAIL_PROD']:
-        recipients = ['<[email protected]>']
+        recipients: Sequence[str] = ['<[email protected]>']
         msg = Message(subject='Packet Report',
                       sender=app.config.get('MAIL_USERNAME'),
                       recipients=recipients)