do_zoltar_query {zoltr}

A convenience function to construct and execute a Zoltar query for either forecast or truth data.

Description

A convenience function to construct and execute a Zoltar query for either forecast or truth data.

Usage

do_zoltar_query(
  zoltar_connection,
  project_url,
  query_type,
  models = NULL,
  units = NULL,
  targets = NULL,
  timezeros = NULL,
  types = NULL,
  as_of = NULL,
  verbose = TRUE
)

Arguments

zoltar_connection

A ZoltarConnection object as returned by new_connection()

project_url

URL of a project in zoltar_connection's projects

query_type

A character indicating the type of query to run. Must be one of: "forecasts" or "truth".

models

Character vector of model abbreviations. Used for query_type = "forecasts".

units

Character vector of units to retrieve. Used for all query_types.

targets

Character vector of targets to retrieve. Used for all query_types.

timezeros

Character vector of timezeros to retrieve in YYYY_MM_DD_DATE_FORMAT, e.g., '2017-01-17'. Used for all query_types.

types

Character vector of prediction types to retrieve. Used for query_type = "forecasts".

as_of

a datetime used for either query_type that constrains based on forecast issued_at. must be a datetime as parsed by the dateutil python library https://dateutil.readthedocs.io/en/stable/index.html , which accepts a variety of styles.

verbose

if TRUE, print messages on job status poll

Value

A data.frame of Job's data. Full documentation at https://docs.zoltardata.com/.

Examples

## Not run: 
  forecast_data <- do_zoltar_query(
    conn, "https://www.zoltardata.com/api/project/44/", "forecasts",
    models=c("CMU-TimeSeries", "UMass-MechBayes"), units=c("01003", "US"),
    targets=c("1 wk ahead inc death"), targets=c("2020-07-19", "2020-07-20"),
    types=c("quantile"), as_of="2020-07-10")
  truth_data <- do_zoltar_query(
    conn, "https://www.zoltardata.com/api/project/44/", "truth", c("01003", "US"),
    c("1 wk ahead inc death"), c("2020-07-19", "2020-07-20"))

## End(Not run)