Add BUCK files for llava python and C++ libs (#8297)

Summary:

Add BUCK targets so it can be used in fbcode, bento etc.

Reviewed By: luyich

Differential Revision: D69278781

Author: larryliu0820

examples/models/llava/model.py

@@ -268,12 +268,16 @@ class LlavaModel(EagerModelBase):
     def __init__(self, use_sdpa_with_kv_cache_op=True, max_seq_len=768):
         self.use_sdpa_with_kv_cache_op = use_sdpa_with_kv_cache_op
         self.max_seq_len = max_seq_len
-        self.processor = AutoProcessor.from_pretrained("llava-hf/llava-1.5-7b-hf")
+        self.processor = AutoProcessor.from_pretrained(
+            "llava-hf/llava-1.5-7b-hf",
+            revision="a272c74b2481d8aff3aa6fc2c4bf891fe57334fb",  # Need this for transformers >= 4.44.2
+        )
         self.tokenizer = self.processor.tokenizer
         self.image_processor = self.processor.image_processor
         self.model = LlavaForConditionalGeneration.from_pretrained(
             "llava-hf/llava-1.5-7b-hf",
             device_map="cpu",
+            revision="a272c74b2481d8aff3aa6fc2c4bf891fe57334fb",  # Need this for transformers >= 4.44.2
         )
         self.image = Image.open(
             requests.get(

examples/models/llava/targets.bzl

@@ -0,0 +1,24 @@
+load("@fbsource//xplat/executorch/build:runtime_wrapper.bzl", "get_oss_build_kwargs", "runtime")
+
+def define_common_targets():
+    runtime.cxx_binary(
+        name = "main",
+        srcs = [
+            "main.cpp",
+        ],
+        compiler_flags = ["-Wno-global-constructors"],
+        preprocessor_flags = [
+            "-DET_USE_THREADPOOL",
+        ],
+        deps = [
+            "//executorch/examples/models/llava/runner:runner",
+            "//executorch/extension/evalue_util:print_evalue",
+            "//executorch/extension/threadpool:cpuinfo_utils",
+            "//executorch/extension/threadpool:threadpool",
+        ],
+        external_deps = [
+            "gflags",
+            "libtorch",
+        ],
+        **get_oss_build_kwargs()
+    )