Add WIP cpu inference example

misc/cpu_inference.py

@@ -0,0 +1,67 @@
+from modal import App, Image
+
+app = App("cpu-inference")
+BATCH_SIZE = 64
+NUM_CORES = 64
+NUM_OUTPUT_TOKENS = 128
+
+PROMPT = """You are an expert at adding tags to pieces of text. Add a list of comma separated tags to the following pieces of text. Here are some examples:
+
+Example 1
+
+Text: 	
+IIJA Bureau of Land Management Idaho Threatened and Endangered Species Program Department of the Interior - Bureau of Land Management Idaho Threatened and Endangered Species Program
+Tags: ["Wildlife Conservation", "Environmental Protection", "Species Preservation", "Conservation Efforts", "Ecosystem Management" ]
+
+-------------------
+
+Example 2
+
+Text: Scaling Apprenticeship Readiness Across the Building Trades Initiative A Cooperative Agreement will be awarded for $19,821,832 to TradesFutures to substantially increase the number of participants from underrepresented populations and underserved communities in registered apprenticeship programs within the construction industry sector.	
+Tags: [ "Apprenticeship", "Building Trades", "Construction Industry", "Underrepresented Populations", "Underserved Communities" ]
+
+"""
+
+llama_cpp_image = Image.debian_slim(python_version="3.11").apt_install(["curl", "unzip"]).run_commands([
+    'curl -L -O https://github.com/ggerganov/llama.cpp/releases/download/b3367/llama-b3367-bin-ubuntu-x64.zip',
+    'unzip llama-b3367-bin-ubuntu-x64.zip',
+    'curl -L -O https://huggingface.co/bartowski/Meta-Llama-3-8B-Instruct-GGUF/resolve/main/Meta-Llama-3-8B-Instruct-Q5_K_M.gguf',
+])
+
+def batch_iterator(dataset):
+    for i in range(0, len(dataset), BATCH_SIZE):
+        yield dataset[i : i + BATCH_SIZE]["text"]
+
+@app.function(image = llama_cpp_image)
+def llama_cpp_inference(batch):
+    import subprocess
+    import time
+
+    start = time.monotonic()
+    # TODO: Add support for batching, check if it's tagging correctly, figure out way to pass entire batch
+    subprocess.run([
+        '/build/bin/llama-cli', 
+        '-m', '/Meta-Llama-3-8B-Instruct-Q5_K_M.gguf', 
+        '-b', f'{BATCH_SIZE}', 
+        '-n', f'{NUM_OUTPUT_TOKENS}',
+        '-p', f'{PROMPT} \n {batch[:10]}'
+    ])
+
+    end = time.monotonic()
+    return end - start
+
+
+@app.function(image = Image.debian_slim().pip_install("datasets"))
+def process_data():
+    from datasets import load_dataset
+    dataset = load_dataset("youngermax/text-tagging", split="train")
+    max_duration = 0
+    for duration in llama_cpp_inference.map(batch_iterator(dataset)):
+        max_duration = max(max_duration, duration)
+
+    # TODO: Fix throughput measurement
+    print(f"The throughput is f{NUM_OUTPUT_TOKENS * len(dataset) / max_duration}")
+
+@app.local_entrypoint()
+def main():
+    process_data.remote()