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target_drug.py
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target_drug.py
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# Import relevant libraries
import requests
import json
def get_target_drugs_association(ensembl_id):
# Set variables object of arguments to be passed to endpoint
variables = {"ensemblId": ensembl_id}
# Build query string
query_string = """
query target($ensemblId: String!){
target(ensemblId: $ensemblId){
id
approvedSymbol
approvedName
knownDrugs(size: 500){
uniqueDrugs
count
rows{
drug{
name
}
drugId
phase
mechanismOfAction
}
}
}
}
"""
# Set base URL of GraphQL API endpoint
base_url = "https://api.platform.opentargets.org/api/v4/graphql"
# Perform POST requests and check status code of response
json_query = {"query": query_string,
"variables": variables}
r = requests.post(base_url, json=json_query)
# Transform API response into JSON format
api_response_as_json = json.loads(r.text)
return api_response_as_json["data"]
def extract_associations(json_response_data):
if json_response_data["target"]["knownDrugs"] is not None:
associated_known_drugs = json_response_data["target"]["knownDrugs"]["rows"]
if len(associated_known_drugs) >= 0:
unique_drugs_count = json_response_data["target"]["knownDrugs"]["uniqueDrugs"]
all_drugs_count = json_response_data["target"]["knownDrugs"]["count"]
else:
unique_drugs_count = 0
all_drugs_count = 0
return unique_drugs_count, all_drugs_count