/usr/lib/python2.7/dist-packages/ufl/assertions.py is in python-ufl 1.4.0-1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 | """This module provides assertion functions used by the UFL implementation."""
# Copyright (C) 2008-2014 Martin Sandve Alnes
#
# This file is part of UFL.
#
# UFL is free software: you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# UFL is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with UFL. If not, see <http://www.gnu.org/licenses/>.
#
# First added: 2009-01-28
# Last changed: 2011-06-02
from ufl.log import error
#--- Standardized error messages ---
expecting_instance = lambda v, c: error("Expecting %s instance, not %s." % (c.__name__, repr(v)))
expecting_python_scalar = lambda v: error("Expecting Python scalar, not %s." % repr(v))
expecting_expr = lambda v: error("Expecting Expr instance, not %s." % repr(v))
expecting_terminal = lambda v: error("Expecting Terminal instance, not %s." % repr(v))
expecting_true_ufl_scalar = lambda v: error("Expecting UFL scalar expression with no free indices, not %s." % repr(v))
#--- Standardized assertions ---
def ufl_assert(condition, *message):
"Assert that condition is true and otherwise issue an error with given message."
if not condition: error(*message)
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