'Solution'

db/models.py

@@ -1 +1,27 @@
-from django.db import models
+from django.db import models # noqa: 401
+from django.forms.fields import CharField
+
+
+class Race(models.Model):
+    name = models.CharField(max_length=255, unique=True)
+    description = models.TextField(blank=True)
+
+
+class Skill(models.Model):
+    name = models.CharField(max_length=255, unique=True)
+    bonus = models.CharField(max_length=255)
+    race = models.ForeignKey(Race, on_delete=models.CASCADE)
+
+
+class Guild(models.Model):
+    name = models.CharField(max_length=255, unique=True)
+    description = models.TextField(null=True)
+
+
+class Player(models.Model):
+    nickname = models.CharField(max_length=255, unique=True)
+    email = models.EmailField(max_length=255)
+    bio = models.CharField(max_length=255)
+    race = models.ForeignKey(Race, on_delete=models.CASCADE)
+    guild = models.ForeignKey(Guild, on_delete=models.SET_NULL, null=True)
+    created_at = models.DateTimeField(auto_now_add=True)

main.py

@@ -1,10 +1,38 @@
+import json
 import init_django_orm  # noqa: F401
 
 from db.models import Race, Skill, Player, Guild
 
 
 def main() -> None:
-    pass
+    with open("players.json", "r") as file:
+        players_info = json.load(file)
+    for nickname, user_info in players_info.items():
+        race_obj, _ = Race.objects.get_or_create(
+            name=user_info["race"]["name"],
+            defaults={"description": user_info["race"]["description"]}
+        )
+        for skill_data in user_info["race"].get("skills", []):
+            Skill.objects.get_or_create(
+                name=skill_data["name"],
+                defaults={
+                    "bonus": skill_data["bonus"],
+                    "race": race_obj
+                }
+            )
+        guild_obj = None
+        if user_info.get("guild"):
+            guild_obj, _ = Guild.objects.get_or_create(
+                name=user_info["guild"]["name"],
+                defaults={"description": user_info["guild"]["description"]}
+            )
+        Player.objects.create(
+            nickname=nickname,
+            email=user_info["email"],
+            bio=user_info["bio"],
+            race=race_obj,
+            guild=guild_obj
+        )
 
 
 if __name__ == "__main__":