diff --git a/GPy/testing/test_priors.py b/GPy/testing/test_priors.py
deleted file mode 100644
index 51e357e3..00000000
--- a/GPy/testing/test_priors.py
+++ /dev/null
@@ -1,99 +0,0 @@
-import numpy
-from GPy.core.parameterization.priors import (
-    Gaussian,
-    Uniform,
-    LogGaussian,
-    MultivariateGaussian,
-    Gamma,
-    InverseGamma,
-    DGPLVM,
-    DGPLVM_KFDA,
-    DGPLVM_Lamda,
-    DGPLVM_T,
-    HalfT,
-    Exponential,
-    StudentT,
-)
-
-
-def initialize_gaussian_prior() -> None:
-    return Gaussian(0, 1)
-
-
-def initialize_uniform_prior() -> None:
-    return Uniform(0, 1)
-
-
-def initialize_log_gaussian_prior() -> None:
-    return LogGaussian(0, 1)
-
-
-def initialize_multivariate_gaussian_prior() -> None:
-    return MultivariateGaussian(numpy.zeros(2), numpy.eye(2))
-
-
-def initialize_gamma_prior() -> None:
-    return Gamma(1, 1)
-
-
-def initialize_inverse_gamma_prior() -> None:
-    return InverseGamma(1, 1)
-
-
-def initialize_dgplvm_prior() -> None:
-    return DGPLVM(1, 1, (1, 1))
-
-
-def initialize_dgplvm_kfda_prior() -> None:
-    return DGPLVM_KFDA(1, 1, (1, 1))
-
-
-def initialize_dgplvm_lamda_prior() -> None:
-    return DGPLVM_Lamda(1, 1, (1, 1))
-
-
-def initialize_dgplvm_t_prior() -> None:
-    return DGPLVM_T(1, 1, (1, 1))
-
-
-def initialize_half_t_prior() -> None:
-    return HalfT(1, 1)
-
-
-def initialize_exponential_prior() -> None:
-    return Exponential(1)
-
-
-def initialize_student_t_prior() -> None:
-    return StudentT(1, 1, 1)
-
-
-PRIORS = {
-    "Gaussian": initialize_gaussian_prior,
-    "Uniform": initialize_uniform_prior,
-    "LogGaussian": initialize_log_gaussian_prior,
-    "MultivariateGaussian": initialize_multivariate_gaussian_prior,
-    "Gamma": initialize_gamma_prior,
-    "InverseGamma": initialize_inverse_gamma_prior,
-    "DGPLVM": initialize_dgplvm_prior,
-    "DGPLVM_KFDA": initialize_dgplvm_kfda_prior,
-    "DGPLVM_Lamda": initialize_dgplvm_lamda_prior,
-    "DGPLVM_T": initialize_dgplvm_t_prior,
-    "HalfT": initialize_half_t_prior,
-    "Exponential": initialize_exponential_prior,
-    "StudentT": initialize_student_t_prior,
-}
-
-
-def check_prior(prior_getter: str) -> None:
-    prior_getter()
-
-
-def test_priors() -> None:
-    for prior_name, prior_getter in PRIORS.items():
-        try:
-            check_prior(prior_getter)
-        except Exception as e:
-            raise RuntimeError(
-                f"Failed to initialize {prior_name} prior"
-            ) from e  # noqa E501