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14 changes: 14 additions & 0 deletions devito/types/basic.py
Original file line number Diff line number Diff line change
Expand Up @@ -588,6 +588,20 @@ class DataSymbol(AbstractSymbol, Uncached, ArgProvider):
"""
__hash__ = Uncached.__hash__

def __new__(cls, *args, **kwargs):
# Create a new Symbol via sympy.Symbol
name = kwargs.get('name') or args[0]
assumptions, kwargs = cls._filter_assumptions(**kwargs)

# Note: use __xnew__ to bypass sympy caching
newobj = cls.__xnew__(cls, name, **assumptions)

# Initialization
newobj._dtype = cls.__dtype_setup__(**kwargs)
newobj.__init_finalize__(*args, **kwargs)

return newobj


class Scalar(Symbol, ArgProvider):

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