diff --git a/examples/anthropic/search_graph_schema_haiku.py b/examples/anthropic/search_graph_schema_haiku.py
index 19eebf09..c9e7a875 100644
--- a/examples/anthropic/search_graph_schema_haiku.py
+++ b/examples/anthropic/search_graph_schema_haiku.py
@@ -3,13 +3,12 @@ Example of Search Graph
 """
 
 import os
+from typing import List
 from dotenv import load_dotenv
-load_dotenv()
-
+from pydantic import BaseModel, Field
 from scrapegraphai.graphs import SearchGraph
 
-from pydantic import BaseModel, Field
-from typing import List
+load_dotenv()
 
 # ************************************************
 # Define the output schema for the graph
diff --git a/examples/azure/smart_scraper_schema_azure.py b/examples/azure/smart_scraper_schema_azure.py
index 5a9006b2..d0816bf5 100644
--- a/examples/azure/smart_scraper_schema_azure.py
+++ b/examples/azure/smart_scraper_schema_azure.py
@@ -2,7 +2,8 @@
 Basic example of scraping pipeline using SmartScraper with schema
 """
 
-import os, json
+import os
+import json
 from typing import List
 from pydantic import BaseModel, Field
 from dotenv import load_dotenv
diff --git a/examples/local_models/smart_scraper_schema_ollama.py b/examples/local_models/smart_scraper_schema_ollama.py
index 5fcff433..088e2eed 100644
--- a/examples/local_models/smart_scraper_schema_ollama.py
+++ b/examples/local_models/smart_scraper_schema_ollama.py
@@ -19,7 +19,7 @@ class Projects(BaseModel):
 
 graph_config = {
     "llm": {
-        "model": "ollama/llama3",
+        "model": "ollama/llama3.1",
         "temperature": 0,
         "format": "json",  # Ollama needs the format to be specified explicitly
         # "base_url": "http://localhost:11434", # set ollama URL arbitrarily
diff --git a/examples/openai/smart_scraper_openai.py b/examples/openai/smart_scraper_openai.py
index 6771b817..4299ec29 100644
--- a/examples/openai/smart_scraper_openai.py
+++ b/examples/openai/smart_scraper_openai.py
@@ -2,7 +2,8 @@
 Basic example of scraping pipeline using SmartScraper
 """
 
-import os, json
+import os
+import json
 from scrapegraphai.graphs import SmartScraperGraph
 from scrapegraphai.utils import prettify_exec_info
 from dotenv import load_dotenv
diff --git a/examples/openai/smart_scraper_schema_openai.py b/examples/openai/smart_scraper_schema_openai.py
index 5a13e9ae..828a9b0a 100644
--- a/examples/openai/smart_scraper_schema_openai.py
+++ b/examples/openai/smart_scraper_schema_openai.py
@@ -5,7 +5,7 @@ Basic example of scraping pipeline using SmartScraper with schema
 import os, json
 from typing import List
 from dotenv import load_dotenv
-from langchain_core.pydantic_v1 import BaseModel, Field
+from pydantic import BaseModel, Field
 from scrapegraphai.graphs import SmartScraperGraph
 
 load_dotenv()