List supported assets

import os
from artemis import Artemis

client = Artemis(
    api_key=os.environ.get("ARTEMIS_API_KEY"),  # This is the default and can be omitted
)
assets = client.asset.list()
print(assets)

[
  {
    "artemis_id": "bitcoin",
    "symbol": "btc"
  },
  {
    "artemis_id": "ethereum",
    "symbol": "eth"
  }
]