from gcore import Gcore

client = Gcore(
    api_key="My API Key",
)
billing_reservation = client.cloud.billing_reservations.get(
    0,
)
print(billing_reservation.id)

{
  "active_from": "2023-12-25",
  "active_to": "2023-12-25",
  "activity_period": "<string>",
  "activity_period_length": 123,
  "amount_prices": {
    "commit_price_per_month": "<string>",
    "commit_price_per_unit": "<string>",
    "commit_price_total": "<string>",
    "currency_code": "<string>",
    "overcommit_price_per_month": "<string>",
    "overcommit_price_per_unit": "<string>",
    "overcommit_price_total": "<string>"
  },
  "billing_plan_id": 123,
  "created_at": "2023-11-07T05:31:56Z",
  "error": "<string>",
  "eta": "2023-12-25",
  "id": 123,
  "is_expiration_message_visible": true,
  "name": "<string>",
  "next_statuses": [
    "<string>"
  ],
  "region_id": 123,
  "region_name": "<string>",
  "remind_expiration_message": "2024-01-01",
  "resources": [
    {
      "activity_period": "<string>",
      "activity_period_length": 123,
      "billing_plan_item_id": 123,
      "commit_price_per_month": "<string>",
      "commit_price_per_unit": "<string>",
      "commit_price_total": "<string>",
      "cpu": "<string>",
      "disk": "<string>",
      "overcommit_billing_plan_item_id": 123,
      "overcommit_price_per_month": "<string>",
      "overcommit_price_per_unit": "<string>",
      "overcommit_price_total": "<string>",
      "ram": "<string>",
      "resource_count": 123,
      "resource_name": "<string>",
      "resource_type": "flavor",
      "unit_name": "<string>",
      "unit_size_month": "<string>",
      "unit_size_total": "<string>"
    }
  ],
  "status": "ACTIVATED",
  "user_status": "ACTIVATED"
}