not sure what I was doing last time but I'm pretty sure it works better than it did

backends/file.py

@@ -15,7 +15,7 @@ def _load(name,pos,file,obj):
 	for line in linegen(file):
 		split=line.split(',')
 		if split[pos]==name: return obj(*split)
-	raise Exception(f'No such {obj.__name__} with identifier {name}')
+	return None
 def _load_multi(name,pos,file,obj):
 	out=[]
 	for line in linegen(file):
@@ -46,53 +46,56 @@ def load_token(tokeid):
 def load_tokens(user):
 	return _load_multi(user.username,1,access_tokens,models.AccessToken)
 def save_token(token):
-	return _save(token,0,access_tokens,token.value)
+	return _save(token,0,access_tokens,str(token))
 def delete_token(token):
-	return _delete(token,0,access_tokens,token.value)
+	return _delete(token,0,access_tokens,str(token))
 
 def load_invite(tokeid):
 	return _load(tokeid,0,invite_tokens,models.InviteToken)
 def load_invites(user):
 	return _load_multi(user.username,1,invite_tokens,models.InviteToken)
 def save_invite(token):
-	return _save(token,0,invite_tokens,token.value)
+	return _save(token,0,invite_tokens,str(token))
 def delete_invite(token):
-	return _delete(token,0,invite_tokens,token.value)
+	return _delete(token,0,invite_tokens,str(token))
 
 def linegen(path):
 	i=0
 	file=open(path)
-	line=file.readline().rstrip('\n') # Maybe sometimes there won't be one.
+	line=_rl(file)
 	while line:
 		i+=1
 		response=yield line
 		if response is not None: yield i
-		line=file.readline()
+		line=_rl(file)
 	file.close()
 
 def update(path,lines):
 	def _action(file,i,line):
 		if i in lines: file.write(lines[i]+'\n')
-		else: file.write(line)
+		else: file.write(line+'\n')
 	def _post(file):
 		if -1 in lines: file.write(lines[-1]+'\n')
 	writefile(path,_action,_post)
 
 def remove(path,lines):
 	def _action(file,i,line):
-		if i not in lines: file.write(line)
+		if i not in lines: file.write(line+'\n')
 	writefile(path,_action)
 
 def writefile(path,action,post=None):
 	i=0
 	file=open(path)
 	write=open(f'{path}.tmp','w')
-	line=file.readline()
+	line=_rl(file)
 	while line:
 		i+=1
 		action(write,i,line)
-		line=file.readline().rstrip('\n')
+		line=_rl(file)
 	if post is not None: post(write)
 	file.close()
 	write.close()
-	rename(f'{path}.tmp',path)
+	rename(f'{path}.tmp',path)
+
+def _rl(file):
+	return file.readline().rstrip('\n') # Maybe sometimes there won't be one.