diff --git a/dpctl/__init__.py b/dpctl/__init__.py
index 47a2a58253..368c092ae8 100644
--- a/dpctl/__init__.py
+++ b/dpctl/__init__.py
@@ -24,35 +24,91 @@
 """
 __author__ = "Intel Corp."
 
-from .enum_types import *
-from .enum_types import __all__ as _enum_types_all__
-from dpctl._sycl_context import *
-from dpctl._sycl_context import __all__ as _sycl_context__all__
-from dpctl._sycl_device import *
-from dpctl._sycl_device import __all__ as _sycl_device__all__
-from dpctl._sycl_device_factory import *
-from dpctl._sycl_device_factory import __all__ as _sycl_device_factory__all__
-from dpctl._sycl_event import *
-from dpctl._sycl_event import __all__ as _sycl_event__all__
-from dpctl._sycl_platform import *
-from dpctl._sycl_platform import __all__ as _sycl_platform__all__
-from dpctl._sycl_queue import *
-from dpctl._sycl_queue import __all__ as _sycl_queue__all__
-from dpctl._sycl_queue_manager import *
-from dpctl._sycl_queue_manager import __all__ as _sycl_qm__all__
+from dpctl._sycl_context import SyclContext
+from dpctl._sycl_device import SyclDevice
+from dpctl._sycl_device_factory import (
+    get_devices,
+    get_num_devices,
+    has_accelerator_devices,
+    has_cpu_devices,
+    has_gpu_devices,
+    has_host_device,
+    select_accelerator_device,
+    select_cpu_device,
+    select_default_device,
+    select_gpu_device,
+    select_host_device,
+)
+from dpctl._sycl_event import SyclEvent
+from dpctl._sycl_platform import SyclPlatform, get_platforms, lsplatform
+from dpctl._sycl_queue import (
+    SyclKernelInvalidRangeError,
+    SyclKernelSubmitError,
+    SyclQueue,
+    SyclQueueCreationError,
+)
+from dpctl._sycl_queue_manager import (
+    device_context,
+    get_current_backend,
+    get_current_device_type,
+    get_current_queue,
+    get_num_activated_queues,
+    is_in_device_context,
+    set_global_queue,
+)
 from ._version import get_versions
+from .enum_types import backend_type, device_type
 
+__all__ = [
+    "SyclContext",
+]
+__all__ += [
+    "SyclDevice",
+]
 
-__all__ = (
-    _sycl_context__all__
-    + _sycl_device__all__
-    + _sycl_device_factory__all__
-    + _sycl_event__all__
-    + _sycl_platform__all__
-    + _sycl_queue__all__
-    + _sycl_qm__all__
-    + _enum_types_all__
-)
+__all__ += [
+    "get_devices",
+    "select_accelerator_device",
+    "select_cpu_device",
+    "select_default_device",
+    "select_gpu_device",
+    "select_host_device",
+    "get_num_devices",
+    "has_cpu_devices",
+    "has_gpu_devices",
+    "has_accelerator_devices",
+    "has_host_device",
+]
+__all__ += [
+    "SyclEvent",
+]
+__all__ += [
+    "get_platforms",
+    "lsplatform",
+    "SyclPlatform",
+]
+__all__ += [
+    "SyclQueue",
+    "SyclKernelInvalidRangeError",
+    "SyclKernelSubmitError",
+    "SyclQueueCreationError",
+]
+__all__ += [
+    "device_context",
+    "get_current_backend",
+    "get_current_device_type",
+    "get_current_queue",
+    "get_num_activated_queues",
+    "is_in_device_context",
+    "set_global_queue",
+]
+__all__ += [
+    "device_type",
+    "backend_type",
+]
+__all__ += [
+    "get_include",
+]
 
 
 def get_include():
@@ -69,11 +125,3 @@ def get_include():
 
 __version__ = get_versions()["version"]
 del get_versions
-del _sycl_context__all__
-del _sycl_device__all__
-del _sycl_device_factory__all__
-del _sycl_event__all__
-del _sycl_queue__all__
-del _sycl_qm__all__
-del _sycl_platform__all__
-del _enum_types_all__
diff --git a/dpctl/memory/__init__.py b/dpctl/memory/__init__.py
index bcc5591f8b..6fcbeb372e 100644
--- a/dpctl/memory/__init__.py
+++ b/dpctl/memory/__init__.py
@@ -30,7 +30,6 @@
     `memoryview`, or `array.array` classes.
 
 """
-from ._memory import MemoryUSMShared, MemoryUSMDevice, MemoryUSMHost
-from ._memory import __all__ as _memory__all__
+from ._memory import MemoryUSMDevice, MemoryUSMHost, MemoryUSMShared
 
-__all__ = _memory__all__
+__all__ = ["MemoryUSMDevice", "MemoryUSMHost", "MemoryUSMShared"]
diff --git a/dpctl/program/__init__.py b/dpctl/program/__init__.py
index 9e79ab9b6a..58a46bb2eb 100644
--- a/dpctl/program/__init__.py
+++ b/dpctl/program/__init__.py
@@ -21,7 +21,18 @@
     source string or SPIR-V binary file.
 
 """
-from ._program import *
-from ._program import __all__ as _program__all__
+from ._program import (
+    SyclKernel,
+    SyclProgram,
+    SyclProgramCompilationError,
+    create_program_from_source,
+    create_program_from_spirv,
+)
 
-__all__ = _program__all__
+__all__ = [
+    "create_program_from_source",
+    "create_program_from_spirv",
+    "SyclKernel",
+    "SyclProgram",
+    "SyclProgramCompilationError",
+]
diff --git a/dpctl/tensor/__init__.py b/dpctl/tensor/__init__.py
index 4f74282ce9..a032dd07b5 100644
--- a/dpctl/tensor/__init__.py
+++ b/dpctl/tensor/__init__.py
@@ -26,5 +26,3 @@
     underlying memory buffer is allocated with a USM shared memory allocator.
 
 """
-
-import dpctl.tensor.numpy_usm_shared
diff --git a/dpctl/tests/__init__.py b/dpctl/tests/__init__.py
index 2170cd60ba..2fc36c98cd 100644
--- a/dpctl/tests/__init__.py
+++ b/dpctl/tests/__init__.py
@@ -16,15 +16,3 @@
 
 """Top-level module of all dpctl Python unit test cases.
 """
-
-from .test_dparray import *
-from .test_sycl_device import *
-from .test_sycl_context import *
-from .test_sycl_kernel_submit import *
-from .test_sycl_platform import *
-from .test_sycl_program import *
-from .test_sycl_queue import *
-from .test_sycl_queue_manager import *
-from .test_sycl_queue_memcpy import *
-from .test_sycl_usm import *
-from .test_dparray import *