Querying the known drugs for a given target from Open Targets Platform GraphQL API

knownDrugsForTargetGQL.py

#!/usr/bin/env python3

# Import relevant libraries for HTTP request and JSON formatting
import requests
import json

# Set gene_id variable
gene_id = "ENSG00000244734"

# Build query string
# Extracting
query_string = """
    query target($ensemblId: String!){
        target(ensemblId: $ensemblId){
            approvedSymbol
            knownDrugs{
                rows{
                    drug{
                        name
                    }
                    disease{
                        id
                        name
                    }
                    phase
                    drugType
                    urls{
                        name
                        url
                    }
                }
            }
        }
    }
"""

# Set variables object of arguments to be passed to endpoint
variables = {"ensemblId": gene_id}

# Set base URL of GraphQL API endpoint
base_url = "https://api.platform.opentargets.org/api/v4/graphql"

# Perform POST request and check status code of response
r = requests.post(base_url, json={"query": query_string, "variables": variables})
print(r.status_code)

# Transform API response into JSON 
api_response_as_json = json.loads(r.text)

# Print API response to terminal
print(api_response_as_json)

I haven't fully checked with a target with many drugs. It might be necessary to use the knownDrugs(cursor: XXXX) option to paginate the results.