Commit 827ea286 authored by jkeller's avatar jkeller
Browse files

Retriever for Rfam

parent 3a4749ed
#!/usr/bin/env python3
import dbxref.resolver
import requests
import logging
import json
import argparse
import xml.etree.ElementTree as ET
logger = logging.getLogger(__name__)
def main():
"""main()method for script usage"""
parser = argparse.ArgumentParser(description="Retrieve Rfam json documents and parse them into dbxref json format")
parser.add_argument("--basics", "-b", action="store_true", help="Include basic informations such as dbxref_id, "
"name, description and comment.")
parser.add_argument("--references", "-r", action="store_true", help="Include reference information.")
parser.add_argument("dbxref", nargs=argparse.REMAINDER)
args = parser.parse_args()
if None not in (args.basics, args.references):
args.basics = True
args.references = True
dbxrefs = dbxref.resolver.convert_to_dbxrefs(args.dbxref)
documents = retrieve(dbxrefs, basics=args.basics, references=args.references)
print(json.dumps(documents, sort_keys=True, indent=4))
def retrieve(dbxrefs, basics, references):
"""Retrieve rfam json documents and parse into dbxref json format"""
resolved = dbxref.resolver.resolve(dbxrefs, check_existence=False)
documents = []
for entry in resolved:
# Construct URL for retrival
json_url = entry["locations"]["json"][0]
logger.debug("URL: %s", json_url)
r = requests.get(json_url)
logger.debug("Content: %s", r.text)
rfam = json.loads(r.text)
# Parse information
output = {}
if basics:
output.update({"dbxref": rfam["rfam"]["acc"],
"name": rfam["rfam"]["id"],
"description": rfam["rfam"]["description"],
"comment": rfam["rfam"]["comment"]
except KeyError:
print("Basic information weren't fully or only partly available. "
"Please check the dbxref and the Rfam-site.")
if references:
output.update({"references": {"author": rfam["rfam"]["curation"]["author"],
"DOI": rfam["rfam"]["curation"]["structure_source"],
"type": rfam["rfam"]["curation"]["type"]
except KeyError:
print("References weren't fully or only partly available. Please check the dbxref and the Rfam-site")
return documents
if __name__ == "__main__":
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