# 6.12. pre_processing¶

Pre-processing modules take care of ensuring all data are processed the same. Note that gaps should be padded after filtering if you decide not to use these routines (see notes in correlation_warnings).

Utilities module whose functions are designed to do the basic processing of the data using obspy modules (which also rely on scipy and numpy).

 dayproc Wrapper for dayproc to parallel multiple traces in a stream. process Basic function to process data, usually called by dayproc or shortproc. shortproc Basic function to bandpass and downsample.