How to Run Samurai on Google Colab

!pip install matplotlib==3.7 tikzplotlib jpeg4py opencv-python lmdb pandas scipy loguru

!git clone https://github.com/yangchris11/samurai.git

%cd samurai/sam2
!pip install -e .
!pip install -e ".[notebooks]"

%cd /content/samurai/sam2/checkpoints
!./download_ckpts.sh && \
%cd ..

import os

# Define the data directory
data_directory = '/content/samurai/data/LaSOT'

# Create the data directory if it does not exist
try:
    os.makedirs(data_directory, exist_ok=True)
    print(f"Directory '{data_directory}' created successfully or already exists.")
except OSError as error:
    print(f"Error creating directory '{data_directory}': {error}")

# Define the content to be written to the file
content = '''cat-1
cat-20'''

# Define the file path
file_path = os.path.join(data_directory, 'testing_set.txt')

# Write the content to the file
try:
    with open(file_path, 'w') as f:
        f.write(content)
    print(f"Content written to file '{file_path}' successfully.")
except IOError as error:
    print(f"Error writing to file '{file_path}': {error}")

# Print the file path
print(f'File path: {file_path}')

import os
from huggingface_hub import hf_hub_download
import zipfile
import shutil

def download_and_extract(base_dir="/content/samurai/data"):
    try:
        # Create LaSOT and cat directories
        lasot_dir = os.path.join(base_dir, "LaSOT")
        cat_dir = os.path.join(lasot_dir, "cat")
        os.makedirs(cat_dir, exist_ok=True)

        # Create directory to save the ZIP file
        zip_dir = os.path.join(base_dir, "zips")
        os.makedirs(zip_dir, exist_ok=True)

        print("Downloading dataset...")
        zip_path = hf_hub_download(
            repo_id="l-lt/LaSOT",
            filename="cat.zip",
            repo_type="dataset",
            local_dir=zip_dir
        )
        print(f"Downloaded to: {zip_path}")

        # Extract ZIP file to cat directory
        print("Extracting ZIP file to cat directory...")
        with zipfile.ZipFile(zip_path, 'r') as zip_ref:
            zip_ref.extractall(cat_dir)

        print("\nCreated directory structure:")
        print("LaSOT/")
        print("└── cat/")
        # Display the first few cat folders
        for item in sorted(os.listdir(cat_dir))[:6]:
            print(f"    ├── {item}/")
        print("    └── ...")

        return lasot_dir

    except Exception as e:
        print(f"An error occurred: {str(e)}")
        return None

if __name__ == "__main__":
    extract_path = download_and_extract()
    if extract_path:
        print("\nDownload and extraction completed successfully!")
    else:
        print("\nDownload and extraction failed.")

%cd /content/samurai
!python scripts/main_inference.py