ag_fetch: Fetch Data Used in Autograder

In coatless/autograde: Tools for use with Autograder

Description

Downloads and loads into R the problem specific data.

Usage

ag_fetch(problem = NULL, when = c("last-day", "last-week", "last-month",
  "start-day"), from = Sys.Date(), to = Sys.Date(), save_dir = getwd())

Arguments

problem	A string indicating the problem to obtain data for.
when	A string containing either: last-day, last-week, last-month, or 'start-day'. If present, then parameters from and to are ignored.
from	A date in yyyy-mm-dd format that represents the starting time. This parameter is ignored if when is given.
to	A date in yyyy-mm-dd format that represents the end time. This parameter is ignored if when is given.
save_dir	A string indicating the save path to use.

Value

A data.frame containing problem specific data.

Examples

## Not run: 
## Download all the data in one file
ag_fetch(problem = "twitter-proj", when = "start-day")

## Download data from the last day
ag_fetch(problem = "twitter-proj", when = "last-day")

## Download data for specific time intervals
ag_fetch(problem = "twitter-proj",
              from = "2016-10-09", to = "2016-10-10")

## End(Not run)

coatless/autograde documentation built on May 13, 2019, 8:45 p.m.