Obtener precio de un token con el Subgraph oficial de Balancer.

thegraph.py

from gql import gql, Client
from gql.transport.aiohttp import AIOHTTPTransport

transport = AIOHTTPTransport(url="https://api.thegraph.com/subgraphs/name/balancer-labs/balancer")

client = Client(transport=transport, fetch_schema_from_transport=True)

# DAI
tokenAddress = "0x6b175474e89094c44da98b954eedeac495271d0f"

query = gql(
    """
    query getPrice($id: ID!) {
      tokenPrice(id: $id) {
        price
      }
    }
"""
)

params = {"id", tokenAddress}

result = client.execute(query, variable_values=params)
print(result)