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87a665c | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 | import logging
from typing import Optional
import requests
from open_webui.retrieval.web.main import SearchResult, get_filtered_results
log = logging.getLogger(__name__)
def search_google_pse(
api_key: str,
search_engine_id: str,
query: str,
count: int,
filter_list: Optional[list[str]] = None,
referer: Optional[str] = None,
) -> list[SearchResult]:
"""Search using Google's Programmable Search Engine API and return the results as a list of SearchResult objects.
Handles pagination for counts greater than 10.
Args:
api_key (str): A Programmable Search Engine API key
search_engine_id (str): A Programmable Search Engine ID
query (str): The query to search for
count (int): The number of results to return (max 100, as PSE max results per query is 10 and max page is 10)
filter_list (Optional[list[str]], optional): A list of keywords to filter out from results. Defaults to None.
Returns:
list[SearchResult]: A list of SearchResult objects.
"""
url = 'https://www.googleapis.com/customsearch/v1'
headers = {'Content-Type': 'application/json'}
if referer:
headers['Referer'] = referer
all_results = []
start_index = 1 # Google PSE start parameter is 1-based
while count > 0:
num_results_this_page = min(count, 10) # Google PSE max results per page is 10
params = {
'cx': search_engine_id,
'q': query,
'key': api_key,
'num': num_results_this_page,
'start': start_index,
}
response = requests.request('GET', url, headers=headers, params=params)
response.raise_for_status()
json_response = response.json()
results = json_response.get('items', [])
if results: # check if results are returned. If not, no more pages to fetch.
all_results.extend(results)
count -= len(results) # Decrement count by the number of results fetched in this page.
start_index += 10 # Increment start index for the next page
else:
break # No more results from Google PSE, break the loop
if filter_list:
all_results = get_filtered_results(all_results, filter_list)
return [
SearchResult(
link=result['link'],
title=result.get('title'),
snippet=result.get('snippet'),
)
for result in all_results
]
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