You must specify a path to a set of input files. hstacks 1.35 hstacks -i path [-o path] [-b batch_id] [-n mismatches] [-m min] [-p min_threads] [-N limit] [-h] i: path to the set of SQL files from which to load loci. o: output path to write results. b: SQL Batch ID to insert into the output to identify a group of samples. m: minimum stack depth required for a locus to be included in the search. n: number of mismatches to allow between stacks. N: number of 'N' characters to allow in a stack (default: 4). p: enable parallel execution with num_threads threads. h: display this help messsage.