Seqmagick is a little utility to expose the file format conversion in BioPython in a convenient way.

Features include:

* Modifying sequences: - Remove gaps - Reverse & reverse complement - Trim to a range of residues - Change case - Sort by length or ID * Displaying information about sequence files * Subsetting sequence files by: - Position - ID - Deduplication * Filtering sequences by quality score * Trimming alignments to a region of interest defined by the forward and reverse primers