mirror of
https://github.com/hwchase17/langchain.git
synced 2025-10-31 16:08:59 +00:00
89 lines
2.9 KiB
Python
89 lines
2.9 KiB
Python
"""Run NatBot."""
|
|
import time
|
|
|
|
from langchain.chains.natbot.base import NatBotChain
|
|
from langchain.chains.natbot.crawler import Crawler # type: ignore
|
|
|
|
|
|
def run_cmd(cmd: str, _crawler: Crawler) -> None:
|
|
"""Run command."""
|
|
cmd = cmd.split("\n")[0]
|
|
|
|
if cmd.startswith("SCROLL UP"):
|
|
_crawler.scroll("up")
|
|
elif cmd.startswith("SCROLL DOWN"):
|
|
_crawler.scroll("down")
|
|
elif cmd.startswith("CLICK"):
|
|
commasplit = cmd.split(",")
|
|
id = commasplit[0].split(" ")[1]
|
|
_crawler.click(id)
|
|
elif cmd.startswith("TYPE"):
|
|
spacesplit = cmd.split(" ")
|
|
id = spacesplit[1]
|
|
text_pieces = spacesplit[2:]
|
|
text = " ".join(text_pieces)
|
|
# Strip leading and trailing double quotes
|
|
text = text[1:-1]
|
|
|
|
if cmd.startswith("TYPESUBMIT"):
|
|
text += "\n"
|
|
_crawler.type(id, text)
|
|
|
|
time.sleep(2)
|
|
|
|
|
|
if __name__ == "__main__":
|
|
|
|
objective = "Make a reservation for 2 at 7pm at bistro vida in menlo park"
|
|
print("\nWelcome to natbot! What is your objective?")
|
|
i = input()
|
|
if len(i) > 0:
|
|
objective = i
|
|
quiet = False
|
|
nat_bot_chain = NatBotChain.from_default(objective)
|
|
_crawler = Crawler()
|
|
_crawler.go_to_page("google.com")
|
|
try:
|
|
while True:
|
|
browser_content = "\n".join(_crawler.crawl())
|
|
llm_command = nat_bot_chain.execute(_crawler.page.url, browser_content)
|
|
if not quiet:
|
|
print("URL: " + _crawler.page.url)
|
|
print("Objective: " + objective)
|
|
print("----------------\n" + browser_content + "\n----------------\n")
|
|
if len(llm_command) > 0:
|
|
print("Suggested command: " + llm_command)
|
|
|
|
command = input()
|
|
if command == "r" or command == "":
|
|
run_cmd(llm_command, _crawler)
|
|
elif command == "g":
|
|
url = input("URL:")
|
|
_crawler.go_to_page(url)
|
|
elif command == "u":
|
|
_crawler.scroll("up")
|
|
time.sleep(1)
|
|
elif command == "d":
|
|
_crawler.scroll("down")
|
|
time.sleep(1)
|
|
elif command == "c":
|
|
id = input("id:")
|
|
_crawler.click(id)
|
|
time.sleep(1)
|
|
elif command == "t":
|
|
id = input("id:")
|
|
text = input("text:")
|
|
_crawler.type(id, text)
|
|
time.sleep(1)
|
|
elif command == "o":
|
|
objective = input("Objective:")
|
|
else:
|
|
print(
|
|
"(g) to visit url\n(u) scroll up\n(d) scroll down\n(c) to click"
|
|
"\n(t) to type\n(h) to view commands again"
|
|
"\n(r/enter) to run suggested command\n(o) change objective"
|
|
)
|
|
except KeyboardInterrupt:
|
|
print("\n[!] Ctrl+C detected, exiting gracefully.")
|
|
exit(0)
|