gistfile1.txt

resp = iam_client.get_cost_and_usage({
    time_period: {
      start: start_date,
      end: end_date,
    },
    granularity: "MONTHLY",
    filter: {
      and: [
        {
          tags: {
            key: "MCTOrganization",
            values: [mctorg],
            match_options: ["EQUALS"],
          },
        },
        {
          dimensions: {
            key: "SERVICE",
            values: ["Amazon Elastic Compute Cloud - Compute"],
            match_options: ["EQUALS"],
          },
        },
        {
          not: {
            tags: {
              key: "MCTUser",
              values: ["mctsupport"],
              match_options: ["EQUALS"],
            },
          },
        },
      ],
    },
    metrics: ["BLENDED_COST"],
    group_by: [
      {
        type: "TAG",
        key: "MCTProject",
      },
      {
        type: "DIMENSION", # accepts DIMENSION, TAG, COST_CATEGORY
        key: "PURCHASE_TYPE",
      },
    ],
  })