*** License agreement ***

cctbx Copyright (c) 2006 - 2026, The Regents of the University of
California, through Lawrence Berkeley National Laboratory (subject to
receipt of any required approvals from the U.S. Dept. of Energy).  All
rights reserved.

Redistribution and use in source and binary forms, with or without
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(1) Redistributions of source code must retain the above copyright
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