Apply a function to a data frame in chunks — process_df

If applying a function to a data frame that take a long time, this function may help to estimate the total processing duration.

process_df_chunked(df, callback, chunk_size = 100, progress = TRUE, ...)

Arguments

df: data frame
callback: A callback function to call on each chunk
chunk_size: The number of rows to include in each chunk
progress: bool. Display a progress message stating time taken after each chunk is processed.
...: additional arguments passed on to callback function.

a dataframe