[Import] Add missing settings / Correct some dummy imports (#5036)

* [Import] Add missing settings

* up

* up

* up

src/diffusers/pipelines/stable_diffusion_safe/__init__.py

@@ -50,12 +50,25 @@ class SafetyConfig(object):
 
 _dummy_objects = {}
 _additional_imports = {}
-_import_structure = {
+_import_structure = {}
+
+_additional_imports.update({"SafetyConfig": SafetyConfig})
+
+try:
+    if not (is_transformers_available() and is_torch_available()):
+        raise OptionalDependencyNotAvailable()
+except OptionalDependencyNotAvailable:
+    from ...utils import dummy_torch_and_transformers_objects
+
+    _dummy_objects.update(get_objects_from_module(dummy_torch_and_transformers_objects))
+else:
+    _import_structure.update(
+        {
             "pipeline_output": ["StableDiffusionSafePipelineOutput"],
             "pipeline_stable_diffusion_safe": ["StableDiffusionPipelineSafe"],
             "safety_checker": ["StableDiffusionSafetyChecker"],
-}
-_additional_imports.update({"SafetyConfig": SafetyConfig})
+        }
+    )
 
 
 if TYPE_CHECKING:
@@ -70,15 +83,6 @@ if TYPE_CHECKING:
         from .safety_checker import SafeStableDiffusionSafetyChecker
 
 else:
-    try:
-        if not (is_transformers_available() and is_torch_available()):
-            raise OptionalDependencyNotAvailable()
-    except OptionalDependencyNotAvailable:
-        from ...utils import dummy_torch_and_transformers_objects
-
-        _dummy_objects.update(get_objects_from_module(dummy_torch_and_transformers_objects))
-
-    else:
     import sys
 
     sys.modules[__name__] = _LazyModule(

src/diffusers/pipelines/text_to_video_synthesis/__init__.py

@@ -47,3 +47,5 @@ else:
         _import_structure,
         module_spec=__spec__,
     )
+    for name, value in _dummy_objects.items():
+        setattr(sys.modules[__name__], name, value)

src/diffusers/pipelines/vq_diffusion/__init__.py

@@ -51,3 +51,6 @@ else:
         _import_structure,
         module_spec=__spec__,
     )
+
+    for name, value in _dummy_objects.items():
+        setattr(sys.modules[__name__], name, value)

src/diffusers/pipelines/wuerstchen/__init__.py

@@ -41,7 +41,6 @@ if TYPE_CHECKING:
         from .pipeline_wuerstchen import WuerstchenDecoderPipeline
         from .pipeline_wuerstchen_combined import WuerstchenCombinedPipeline
         from .pipeline_wuerstchen_prior import WuerstchenPriorPipeline
-
 else:
     import sys
 
@@ -51,3 +50,6 @@ else:
         _import_structure,
         module_spec=__spec__,
     )
+
+    for name, value in _dummy_objects.items():
+        setattr(sys.modules[__name__], name, value)