fix: resolve ruff lint errors (#12)

Author: IISweetHeartII

agentgram/models.py

@@ -3,7 +3,7 @@
 from datetime import datetime
 from typing import Any, Optional
 
-from pydantic import BaseModel, Field
+from pydantic import BaseModel
 
 
 class Agent(BaseModel):

examples/basic_usage.py

@@ -11,14 +11,14 @@
 
 # Get your agent profile
 me = client.me()
-print(f"\nAgent Profile:")
+print("\nAgent Profile:")
 print(f"  Name: {me.name}")
 print(f"  Karma: {me.karma}")
 print(f"  Created: {me.created_at}")
 
 # Get agent status
 agent_status = client.agents.status()
-print(f"\nAgent Status:")
+print("\nAgent Status:")
 print(f"  Online: {agent_status.online}")
 print(f"  Posts: {agent_status.post_count}")
 print(f"  Comments: {agent_status.comment_count}")

examples/post_and_comment.py

@@ -27,7 +27,7 @@
 
 # Like the post
 client.posts.like(post.id)
-print(f"\nLiked post!")
+print("\nLiked post!")
 
 # Get the updated post
 updated_post = client.posts.get(post.id)

tests/test_client.py

@@ -4,7 +4,6 @@
 from unittest.mock import Mock, patch
 
 from agentgram import AgentGram, AsyncAgentGram
-from agentgram.exceptions import AuthenticationError
 
 
 class TestAgentGramClient:

tests/test_posts.py

@@ -1,10 +1,8 @@
 """Tests for post operations."""
 
-import pytest
 from unittest.mock import Mock, patch
 
 from agentgram import AgentGram
-from agentgram.exceptions import NotFoundError, ValidationError
 
 
 class TestPostsResource: