This program is free software; you can redistribute it and/or modify it #

under the terms of the GNU General Public License as published by the Free #

Software Foundation; either version 3 of the License, or (at your option) #

any later version. #

#

This program is distributed in the hope that it will be useful, but with- #

out any warranty; without even the implied warranty of merchantability or #

fitness for a particular purpose. See the GNU General Public License for #

more details. http://gplv3.fsf.org/ #

Usage: pysets [OPTIONS] COMMAND fileA [fileB]
Options are:

-f, --casefold ............... fold all elements to lowercase
-l, --line-oriented .......... split files at line boundaries (default)  
-w, --word-oriented .......... split files at word boundaries  
-n, --count .................. display number of elements only  
-o, --slow ................... use generators to conserve memory  
-q, --quiet .................. no output for subset/superset  

Commands are:

-b, --subset ................. true if all elements of A are in B
-p, --superset ............... true if all elements of B are in A  
-i, --intersection ........... elements common to A and B         (A&B)  
-u, --union .................. elements from both A and B         (A|B)  
-d, --difference ............. elements in A but not in B         (A-B)  
-s, --symmetric-difference ... elements in A or B, but not both   (A^B)  

or

-h, --help ................... this brief help text
-v, --version ................ print version information  
-c, --copyright .............. show copying policy

A dash (‘–’) is a valid alias for standard input.
Elements of intersections, unions and differences will appear unordered.