prompt: We are currently solving the following issue within our repository. Here is the issue text:
  --- BEGIN ISSUE ---
  Add fields in ChallengePhaseSerializer
  Please add fields `max_submissions_per_day` and `max_submissions` in the `Challenge Phase Serializer`. It is needed for the issue #704 .
  
  --- END ISSUE ---
  
  Below are some code segments, each from a relevant file. One or more of these files may contain bugs.
  --- BEGIN FILES ---
  Path: `apps/challenges/serializers.py`
  Content:
  ```
  1 from rest_framework import serializers
  2 
  3 from hosts.serializers import ChallengeHostTeamSerializer
  4 
  5 from .models import (
  6                      Challenge,
  7                      ChallengePhase,
  8                      ChallengePhaseSplit,
  9                      DatasetSplit,)
  10 
  11 
  12 class ChallengeSerializer(serializers.ModelSerializer):
  13 
  14     is_active = serializers.ReadOnlyField()
  15 
  16     def __init__(self, *args, **kwargs):
  17         super(ChallengeSerializer, self).__init__(*args, **kwargs)
  18         context = kwargs.get('context')
  19         if context and context.get('request').method != 'GET':
  20             challenge_host_team = context.get('challenge_host_team')
  21             kwargs['data']['creator'] = challenge_host_team.pk
  22         else:
  23             self.fields['creator'] = ChallengeHostTeamSerializer()
  24 
  25     class Meta:
  26         model = Challenge
  27         fields = ('id', 'title', 'description', 'terms_and_conditions',
  28                   'submission_guidelines', 'evaluation_details',
  29                   'image', 'start_date', 'end_date', 'creator',
  30                   'published', 'enable_forum', 'anonymous_leaderboard', 'is_active',)
  31 
  32 
  33 class ChallengePhaseSerializer(serializers.ModelSerializer):
  34 
  35     is_active = serializers.ReadOnlyField()
  36 
  37     def __init__(self, *args, **kwargs):
  38         super(ChallengePhaseSerializer, self).__init__(*args, **kwargs)
  39         context = kwargs.get('context')
  40         if context:
  41             challenge = context.get('challenge')
  42             kwargs['data']['challenge'] = challenge.pk
  43 
  44     class Meta:
  45         model = ChallengePhase
  46         fields = ('id', 'name', 'description', 'leaderboard_public', 'start_date',
  47                   'end_date', 'challenge', 'is_public', 'is_active', 'codename')
  48 
  49 
  50 class DatasetSplitSerializer(serializers.ModelSerializer):
  51 
  52     class Meta:
  53         model = DatasetSplit
  54         fields = '__all__'
  55 
  56 
  57 class ChallengePhaseSplitSerializer(serializers.ModelSerializer):
  58     """Serialize the ChallengePhaseSplits Model"""
  59 
  60     dataset_split_name = serializers.SerializerMethodField()
  61     challenge_phase_name = serializers.SerializerMethodField()
  62 
  63     class Meta:
  64         model = ChallengePhaseSplit
  65         fields = '__all__'
  66         fields = ('id', 'dataset_split', 'challenge_phase', 'challenge_phase_name', 'dataset_split_name', 'visibility')
  67 
  68     def get_dataset_split_name(self, obj):
  69         return obj.dataset_split.name
  70 
  71     def get_challenge_phase_name(self, obj):
  72         return obj.challenge_phase.name
  73
  ```
  --- END FILES ---
  
  Please first localize the bug based on the issue statement, and then generate a patch according to the `git diff` format fenced by three backticks.
  
  Here is an example:
  
  ```diff
  diff --git a/examples/server_async.py b/examples/server_async.py
  --- a/examples/server_async.py
  +++ b/examples/server_async.py
  @@ -313,4 +313,4 @@
   
   
   if __name__ == "__main__":
  -    asyncio.run(run_async_server("."), debug=True)
  +    asyncio.run(run_async_server(), debug=True)
  diff --git a/examples/server_sync.py b/examples/server_sync.py
  --- a/examples/server_sync.py
  +++ b/examples/server_sync.py
  @@ -313,5 +313,5 @@
   
   
   if __name__ == "__main__":
  -    server = run_sync_server(".")
  +    server = run_sync_server()
       server.shutdown()
  
  ```
  
golden_diff: diff --git a/apps/challenges/serializers.py b/apps/challenges/serializers.py
  --- a/apps/challenges/serializers.py
  +++ b/apps/challenges/serializers.py
  @@ -44,7 +44,8 @@
       class Meta:
           model = ChallengePhase
           fields = ('id', 'name', 'description', 'leaderboard_public', 'start_date',
  -                  'end_date', 'challenge', 'is_public', 'is_active', 'codename')
  +                  'end_date', 'challenge', 'max_submissions_per_day', 'max_submissions',
  +                  'is_public', 'is_active', 'codename')
   
   
   class DatasetSplitSerializer(serializers.ModelSerializer):
  
verification_info: {"golden_diff": "diff --git a/apps/challenges/serializers.py b/apps/challenges/serializers.py\n--- a/apps/challenges/serializers.py\n+++ b/apps/challenges/serializers.py\n@@ -44,7 +44,8 @@\n     class Meta:\n         model = ChallengePhase\n         fields = ('id', 'name', 'description', 'leaderboard_public', 'start_date',\n-                  'end_date', 'challenge', 'is_public', 'is_active', 'codename')\n+                  'end_date', 'challenge', 'max_submissions_per_day', 'max_submissions',\n+                  'is_public', 'is_active', 'codename')\n \n \n class DatasetSplitSerializer(serializers.ModelSerializer):\n", "issue": "Add fields in ChallengePhaseSerializer\nPlease add fields `max_submissions_per_day` and `max_submissions` in the `Challenge Phase Serializer`. It is needed for the issue #704 .\n", "before_files": [{"content": "from rest_framework import serializers\n\nfrom hosts.serializers import ChallengeHostTeamSerializer\n\nfrom .models import (\n                     Challenge,\n                     ChallengePhase,\n                     ChallengePhaseSplit,\n                     DatasetSplit,)\n\n\nclass ChallengeSerializer(serializers.ModelSerializer):\n\n    is_active = serializers.ReadOnlyField()\n\n    def __init__(self, *args, **kwargs):\n        super(ChallengeSerializer, self).__init__(*args, **kwargs)\n        context = kwargs.get('context')\n        if context and context.get('request').method != 'GET':\n            challenge_host_team = context.get('challenge_host_team')\n            kwargs['data']['creator'] = challenge_host_team.pk\n        else:\n            self.fields['creator'] = ChallengeHostTeamSerializer()\n\n    class Meta:\n        model = Challenge\n        fields = ('id', 'title', 'description', 'terms_and_conditions',\n                  'submission_guidelines', 'evaluation_details',\n                  'image', 'start_date', 'end_date', 'creator',\n                  'published', 'enable_forum', 'anonymous_leaderboard', 'is_active',)\n\n\nclass ChallengePhaseSerializer(serializers.ModelSerializer):\n\n    is_active = serializers.ReadOnlyField()\n\n    def __init__(self, *args, **kwargs):\n        super(ChallengePhaseSerializer, self).__init__(*args, **kwargs)\n        context = kwargs.get('context')\n        if context:\n            challenge = context.get('challenge')\n            kwargs['data']['challenge'] = challenge.pk\n\n    class Meta:\n        model = ChallengePhase\n        fields = ('id', 'name', 'description', 'leaderboard_public', 'start_date',\n                  'end_date', 'challenge', 'is_public', 'is_active', 'codename')\n\n\nclass DatasetSplitSerializer(serializers.ModelSerializer):\n\n    class Meta:\n        model = DatasetSplit\n        fields = '__all__'\n\n\nclass ChallengePhaseSplitSerializer(serializers.ModelSerializer):\n    \"\"\"Serialize the ChallengePhaseSplits Model\"\"\"\n\n    dataset_split_name = serializers.SerializerMethodField()\n    challenge_phase_name = serializers.SerializerMethodField()\n\n    class Meta:\n        model = ChallengePhaseSplit\n        fields = '__all__'\n        fields = ('id', 'dataset_split', 'challenge_phase', 'challenge_phase_name', 'dataset_split_name', 'visibility')\n\n    def get_dataset_split_name(self, obj):\n        return obj.dataset_split.name\n\n    def get_challenge_phase_name(self, obj):\n        return obj.challenge_phase.name\n", "path": "apps/challenges/serializers.py"}], "after_files": [{"content": "from rest_framework import serializers\n\nfrom hosts.serializers import ChallengeHostTeamSerializer\n\nfrom .models import (\n                     Challenge,\n                     ChallengePhase,\n                     ChallengePhaseSplit,\n                     DatasetSplit,)\n\n\nclass ChallengeSerializer(serializers.ModelSerializer):\n\n    is_active = serializers.ReadOnlyField()\n\n    def __init__(self, *args, **kwargs):\n        super(ChallengeSerializer, self).__init__(*args, **kwargs)\n        context = kwargs.get('context')\n        if context and context.get('request').method != 'GET':\n            challenge_host_team = context.get('challenge_host_team')\n            kwargs['data']['creator'] = challenge_host_team.pk\n        else:\n            self.fields['creator'] = ChallengeHostTeamSerializer()\n\n    class Meta:\n        model = Challenge\n        fields = ('id', 'title', 'description', 'terms_and_conditions',\n                  'submission_guidelines', 'evaluation_details',\n                  'image', 'start_date', 'end_date', 'creator',\n                  'published', 'enable_forum', 'anonymous_leaderboard', 'is_active',)\n\n\nclass ChallengePhaseSerializer(serializers.ModelSerializer):\n\n    is_active = serializers.ReadOnlyField()\n\n    def __init__(self, *args, **kwargs):\n        super(ChallengePhaseSerializer, self).__init__(*args, **kwargs)\n        context = kwargs.get('context')\n        if context:\n            challenge = context.get('challenge')\n            kwargs['data']['challenge'] = challenge.pk\n\n    class Meta:\n        model = ChallengePhase\n        fields = ('id', 'name', 'description', 'leaderboard_public', 'start_date',\n                  'end_date', 'challenge', 'max_submissions_per_day', 'max_submissions',\n                  'is_public', 'is_active', 'codename')\n\n\nclass DatasetSplitSerializer(serializers.ModelSerializer):\n\n    class Meta:\n        model = DatasetSplit\n        fields = '__all__'\n\n\nclass ChallengePhaseSplitSerializer(serializers.ModelSerializer):\n    \"\"\"Serialize the ChallengePhaseSplits Model\"\"\"\n\n    dataset_split_name = serializers.SerializerMethodField()\n    challenge_phase_name = serializers.SerializerMethodField()\n\n    class Meta:\n        model = ChallengePhaseSplit\n        fields = '__all__'\n        fields = ('id', 'dataset_split', 'challenge_phase', 'challenge_phase_name', 'dataset_split_name', 'visibility')\n\n    def get_dataset_split_name(self, obj):\n        return obj.dataset_split.name\n\n    def get_challenge_phase_name(self, obj):\n        return obj.challenge_phase.name\n", "path": "apps/challenges/serializers.py"}]}