[modular] helios (#13216)

* add helios modular

* upup

* revert change in guider

* up

* fix for real

* fix batch test

* Apply suggestion from @yiyixuxu

---------

Co-authored-by: yiyi@huggingface.co <yiyi@ip-26-0-163-127.ec2.internal>

Author: yiyixuxu

src/diffusers/__init__.py

@@ -434,6 +434,12 @@
             "FluxKontextAutoBlocks",
             "FluxKontextModularPipeline",
             "FluxModularPipeline",
+            "HeliosAutoBlocks",
+            "HeliosModularPipeline",
+            "HeliosPyramidAutoBlocks",
+            "HeliosPyramidDistilledAutoBlocks",
+            "HeliosPyramidDistilledModularPipeline",
+            "HeliosPyramidModularPipeline",
             "QwenImageAutoBlocks",
             "QwenImageEditAutoBlocks",
             "QwenImageEditModularPipeline",
@@ -1188,6 +1194,12 @@
             FluxKontextAutoBlocks,
             FluxKontextModularPipeline,
             FluxModularPipeline,
+            HeliosAutoBlocks,
+            HeliosModularPipeline,
+            HeliosPyramidAutoBlocks,
+            HeliosPyramidDistilledAutoBlocks,
+            HeliosPyramidDistilledModularPipeline,
+            HeliosPyramidModularPipeline,
             QwenImageAutoBlocks,
             QwenImageEditAutoBlocks,
             QwenImageEditModularPipeline,

src/diffusers/modular_pipelines/__init__.py

@@ -56,6 +56,14 @@
         "WanImage2VideoModularPipeline",
         "Wan22Image2VideoModularPipeline",
     ]
+    _import_structure["helios"] = [
+        "HeliosAutoBlocks",
+        "HeliosModularPipeline",
+        "HeliosPyramidAutoBlocks",
+        "HeliosPyramidDistilledAutoBlocks",
+        "HeliosPyramidDistilledModularPipeline",
+        "HeliosPyramidModularPipeline",
+    ]
     _import_structure["flux"] = [
         "FluxAutoBlocks",
         "FluxModularPipeline",
@@ -103,6 +111,14 @@
             Flux2KleinModularPipeline,
             Flux2ModularPipeline,
         )
+        from .helios import (
+            HeliosAutoBlocks,
+            HeliosModularPipeline,
+            HeliosPyramidAutoBlocks,
+            HeliosPyramidDistilledAutoBlocks,
+            HeliosPyramidDistilledModularPipeline,
+            HeliosPyramidModularPipeline,
+        )
         from .modular_pipeline import (
             AutoPipelineBlocks,
             BlockState,

src/diffusers/modular_pipelines/helios/__init__.py

@@ -0,0 +1,59 @@
+from typing import TYPE_CHECKING
+
+from ...utils import (
+    DIFFUSERS_SLOW_IMPORT,
+    OptionalDependencyNotAvailable,
+    _LazyModule,
+    get_objects_from_module,
+    is_torch_available,
+    is_transformers_available,
+)
+
+
+_dummy_objects = {}
+_import_structure = {}
+
+try:
+    if not (is_transformers_available() and is_torch_available()):
+        raise OptionalDependencyNotAvailable()
+except OptionalDependencyNotAvailable:
+    from ...utils import dummy_torch_and_transformers_objects  # noqa F403
+
+    _dummy_objects.update(get_objects_from_module(dummy_torch_and_transformers_objects))
+else:
+    _import_structure["modular_blocks_helios"] = ["HeliosAutoBlocks"]
+    _import_structure["modular_blocks_helios_pyramid"] = ["HeliosPyramidAutoBlocks"]
+    _import_structure["modular_blocks_helios_pyramid_distilled"] = ["HeliosPyramidDistilledAutoBlocks"]
+    _import_structure["modular_pipeline"] = [
+        "HeliosModularPipeline",
+        "HeliosPyramidDistilledModularPipeline",
+        "HeliosPyramidModularPipeline",
+    ]
+
+if TYPE_CHECKING or DIFFUSERS_SLOW_IMPORT:
+    try:
+        if not (is_transformers_available() and is_torch_available()):
+            raise OptionalDependencyNotAvailable()
+    except OptionalDependencyNotAvailable:
+        from ...utils.dummy_torch_and_transformers_objects import *  # noqa F403
+    else:
+        from .modular_blocks_helios import HeliosAutoBlocks
+        from .modular_blocks_helios_pyramid import HeliosPyramidAutoBlocks
+        from .modular_blocks_helios_pyramid_distilled import HeliosPyramidDistilledAutoBlocks
+        from .modular_pipeline import (
+            HeliosModularPipeline,
+            HeliosPyramidDistilledModularPipeline,
+            HeliosPyramidModularPipeline,
+        )
+else:
+    import sys
+
+    sys.modules[__name__] = _LazyModule(
+        __name__,
+        globals()["__file__"],
+        _import_structure,
+        module_spec=__spec__,
+    )
+
+    for name, value in _dummy_objects.items():
+        setattr(sys.modules[__name__], name, value)