def assert_zero_imag_part(x, message=None, name="assert_zero_imag_part"):
"""Returns `Op` that asserts Tensor `x` has no non-zero imaginary parts.
Args:
x: Numeric `Tensor`, real, integer, or complex.
message: A string message to prepend to failure message.
name: A name to give this `Op`.
Returns:
An `Op` that asserts `x` has no entries with modulus zero.
"""
with ops.name_scope(name, values=[x]):
x = ops.convert_to_tensor(x, name="x")
dtype = x.dtype
if dtype.is_floating:
return control_flow_ops.no_op()
zero = ops.convert_to_tensor(0, dtype=dtypes.real_dtype(dtype))
return check_ops.assert_equal(zero, math_ops.imag(x), message=message)
def _assert_self_adjoint(self):
return control_flow_ops.no_op("assert_self_adjoint")
def _assert_non_singular(self):
return control_flow_ops.no_op("assert_non_singular")
def _assert_positive_definite(self):
return control_flow_ops.no_op("assert_positive_definite")
