variable naming consistency + remove options with default values

flight_search/README.md

@@ -12,14 +12,15 @@ The following is a multi-task, multi-agent, multi-tool example for AI-based flig
 Install the required dependencies by running the following command:
 
 ```
-pip install crewai 'crewai[tools]' html2text playwright
+pip install crewai 'crewai[tools]' html2text playwright dotenv
 ```
 
-Set the required environment variables:
+Set the required environment variables in a `.env` file:
 
 ```
 export OPENAI_API_KEY=
 export BROWSERBASE_API_KEY=
+export BROWSERBASE_PROJECT_ID=
 ```
 
 Optional, but recommended. Set a different model type in CrewAI to avoid token size limits:
@@ -73,7 +74,7 @@ from typing import Optional
 2. Create a flight agent for searching flights:
 
 ```python
-flights = Agent(
+flights_agent = Agent(
     role="Flights",
     goal="Search flights",
     backstory="I am an agent that can search for flights.",
@@ -110,7 +111,6 @@ search_task = Task(
     ),
     expected_output=output_search_example,
     agent=flights,
-    human_input=False,  # Optional
 )
 ```
 
@@ -132,23 +132,19 @@ Here are our top 5 picks from Sofia to Berlin on 24th May 2024:
    - Booking: [MyTrip](https://www.skyscanner.net/transport_deeplink/4.0/UK/en-GB/GBP/ctuk/1/16440.9828.2024-05-26/air/trava/flights?itinerary=flight|-32474|319|16440|2024-05-26T21:05|9828|2024-05-26T22:15|130|-|-|-&carriers=-32474&operators=-32474&passengers=1&channel=website&cabin_class=economy&fps_session_id=20287887-26ad-45dc-b225-28fb4b9d8357&ticket_price=126.90&is_npt=false&is_multipart=false&client_id=skyscanner_website&request_id=4b423165-9b7b-4281-9596-cfcd6b0bb4e0&q_ids=H4sIAAAAAAAA_-NS52JJLinNFmLh2NHAKMXM8cRHoeH7yU1sRkwKjEWsqXm67k5VzO5OAQASECl8KQAAAA|8257781087420252411|2&q_sources=JACQUARD&commercial_filters=false&q_datetime_utc=2024-05-22T13:45:58&pqid=true&booking_panel_option_guid=dfb1f593-22dc-4565-8540-5f4f70979b9b&index=0&isbp=1&posidx=0&qid=16440-2405262105--32474-0-9828-2405262215&sort=BEST&stops=0&tabs=CombinedDayView&pre_redirect_id=7cdb112a-3842-4a51-b228-1cbcbc4c8094&redirect_id=a8541976-84a8-4161-849c-c7a6343125ae&is_acorn_referral=true)
 """
 
-search_providers = Task(
+search_booking_providers_task = Task(
     description="Load every flight individually and find available booking providers",
     expected_output=output_result_example,
     agent=flights,
-    human_input=False,
 )
 ```
 
 5. Initialize new crew with agents and tasks:
 
 ```python
 crew = Crew(
-    agents=[flights, summarize_agent],
-    tasks=[search_task, search_providers],
-    process=Process.sequential,
-    memory=False,
-    cache=True,
+    agents=[flights_agent, summarize_agent],
+    tasks=[search_task, search_booking_providers_task],
     max_rpm=100,
 )
 ```

flight_search/main.py

@@ -1,8 +1,11 @@
 import sys
 import datetime
-from crewai import Crew, Process, Task, Agent
-from bb import browserbase
+from crewai import Crew, Task, Agent
+from browserbase import browserbase
 from skyscanner import skyscanner
+from dotenv import load_dotenv
+
+load_dotenv()  # take environment variables from .env.
 
 output_search_example = """
 Here are our top 5 flights from Sofia to Berlin on 24th May 2024:
@@ -22,7 +25,7 @@
    - Booking: [MyTrip](https://www.skyscanner.net/transport_deeplink/4.0/UK/en-GB/GBP/ctuk/1/16440.9828.2024-05-26/air/trava/flights?itinerary=flight|-32474|319|16440|2024-05-26T21:05|9828|2024-05-26T22:15|130|-|-|-&carriers=-32474&operators=-32474&passengers=1&channel=website&cabin_class=economy&fps_session_id=20287887-26ad-45dc-b225-28fb4b9d8357&ticket_price=126.90&is_npt=false&is_multipart=false&client_id=skyscanner_website&request_id=4b423165-9b7b-4281-9596-cfcd6b0bb4e0&q_ids=H4sIAAAAAAAA_-NS52JJLinNFmLh2NHAKMXM8cRHoeH7yU1sRkwKjEWsqXm67k5VzO5OAQASECl8KQAAAA|8257781087420252411|2&q_sources=JACQUARD&commercial_filters=false&q_datetime_utc=2024-05-22T13:45:58&pqid=true&booking_panel_option_guid=dfb1f593-22dc-4565-8540-5f4f70979b9b&index=0&isbp=1&posidx=0&qid=16440-2405262105--32474-0-9828-2405262215&sort=BEST&stops=0&tabs=CombinedDayView&pre_redirect_id=7cdb112a-3842-4a51-b228-1cbcbc4c8094&redirect_id=a8541976-84a8-4161-849c-c7a6343125ae&is_acorn_referral=true)
 """
 
-flights = Agent(
+flights_agent = Agent(
     role="Flights",
     goal="Search flights",
     backstory="I am an agent that can search for flights.",
@@ -39,34 +42,31 @@
     allow_delegation=False,
 )
 
-search_task = Task(
+search_flights_task = Task(
     description=(
         "Search flights according to criteria {request}. Current year: {current_year}"
     ),
     expected_output=output_search_example,
-    agent=flights,
-    human_input=False,  # Optional
+    agent=flights_agent,
 )
 
-search_providers = Task(
+search_booking_providers_task = Task(
     description="Load every flight individually and find available booking providers",
     expected_output=output_result_example,
-    agent=flights,
+    agent=flights_agent,
     human_input=False,
 )
 
 crew = Crew(
-    agents=[flights, summarize_agent],
-    tasks=[search_task, search_providers],
-    process=Process.sequential,
-    memory=False,
-    cache=True,
+    agents=[flights_agent, summarize_agent],
+    tasks=[search_flights_task, search_booking_providers_task],
     max_rpm=100,
+    verbose=True
 )
 
 result = crew.kickoff(
     inputs={
-        "request": sys.argv[1] or "Flights from Sofia to Berlin on 2th July",
+        "request": sys.argv[1],
         "current_year": datetime.date.today().year,
     }
 )