R/generics.r, R/methods.r
    get_periods-methods.RdReturns a data.table showing, for various S4 objects output of pullit, fo each Bloomberg ticker and field, the time periods for which the object contains data.
get_periods(object) # S4 method for DataHistorical get_periods(object) # S4 method for FuturesMarket get_periods(object) # S4 method for FuturesCFTC get_periods(object)
| object | an S4 object of class DataHistorical or childs. | 
|---|
A data.table showing for each Bloomberg ticker and
  Bloomberg field the time periods for which the object provided
  contains data.