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#!/usr/bin/env python3
import sys
import time
from Bio import Entrez
DEBUG = True
Entrez.email = "jonathan.demasi@colorado.edu"
# We should apply for an API key so we get more queries/sec
Entrez.api_key = None
def get_complete_rsids():
rsidlist = []
numresults = 0
retstart = 0
search_string = "snp_pubmed_cited[sb]"
search_results = Entrez.read(Entrez.esearch(db="snp", term=search_string,
retmax=100000, retstart=retstart, usehistory="y"))
print("Found a total of " +
search_results["Count"] + " results using search string '" + search_string + "'")
numresults = search_results["Count"]
rsidlist = rsidlist + search_results["IdList"]
additional_queries = int(int(numresults) / 100000)
while additional_queries != 0:
retstart = retstart + 100000
search_results = Entrez.read(Entrez.esearch(db="snp", term=search_string,
retmax=100000, retstart=retstart, usehistory="y"))
rsidlist = rsidlist + search_results["IdList"]
additional_queries = additional_queries - 1
return(rsidlist)
def get_pmids(interm):
# This is obsolete now, essentially, but
# allows a user to pass a single string
# which can be nice.
if isinstance(interm, str):
interm = "rs" + interm + " AND pubmed_snp_cited[sb]"
search_results = Entrez.read(Entrez.esearch(db="pubmed", term=interm,
retmax=100000,
usehistory="y"))
print("Found a total of " +
search_results["Count"] + " results using search string '" + interm + "'")
return search_results
elif isinstance(interm, list):
searchstring = " OR ".join(interm)
searchstring = "(" + searchstring + ") AND pubmed_snp_cited[sb]"
search_results = Entrez.read(Entrez.esearch(db="pubmed",
term=searchstring,
retmax=100000,
usehistory="y"))
print("Found a total of " +
search_results["Count"] + " results using search string'" + searchstring + "'")
return(search_results)
def main():
rsids = get_complete_rsids()
if DEBUG:
for x in rsids:
print(x)
for x in rsids:
get_pmids(x)
time.sleep(1)
return()
if __name__ == '__main__':
main()
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