Add numpy constants to pytensor.tensor scope

Author: ricardoV94

pytensor/tensor/__init__.py

@@ -148,5 +148,8 @@ def _get_vector_length_Constant(op: Union[Op, Variable], var: Constant) -> int:
 from pytensor.tensor.type_other import *  # noqa
 from pytensor.tensor.var import TensorConstant, TensorVariable  # noqa
 
+# Allow accessing numpy constants from pytensor.tensor
+from numpy import e, euler_gamma, inf, infty, nan, newaxis, pi  # noqa
+
 
 __all__ = ["random"]  # noqa: F405