import requests
import json
search_url = "eutils.ncbi.nlm.nih.gov/entrez/euti…"
search_r = requests.post(search_url)
search_data = search_r.json()
webenv = search_data["esearchresult"]['webenv']
total_records = int(search_data["esearchresult"]['count'])
fetch_url = "eutils.ncbi.nlm.nih.gov/entrez/euti…
for i in range(0, total_records, 10000):
this_fetch = fetch_url+"&retstart="+str(i)
print("Getting this URL: "+this_fetch)
fetch_r = requests.post(this_fetch)
f = open('pubmed_batch_'+str(i)+'_to_'+str(i+9999)+".json", 'w')
f.write(fetch_r.text)
f.close()
print("Number of records found :"+str(total_records))
