Add pystencils.optimizations

pystencils/optimizations.py

+"""
+Default Sympy optimizations applied in pystencils kernels using :func:`sympy.codegen.rewriting.optimize`.
+
+See :func:`sympy.codegen.rewriting.optimize`.
+"""
+
+
+try:
+    from sympy.codegen.rewriting import optims_c99
+except ImportError:
+    optims_c99 = []
+
+
+optims_pystencils_cpu = [] + list(optims_c99)
+optims_pystencils_gpu = [] + list(optims_c99)