How to use the jovian.utils.api.upload_file function in jovian

def _attach_file(path, gist_slug, version, output=False):
    """Helper function to attach a single file to a commit"""
    try:
        with open(path, 'rb') as f:
            file_obj = os.path.basename(path), f
            folder = os.path.dirname(path)
            api.upload_file(gist_slug, file_obj, folder, version, output)
    except Exception as e:
        log(str(e) + " (" + path + ")", error=True)

def upload_pip_env(gist_slug, version=None):
    """Read and upload the current virtual environment to server"""
    return upload_file(gist_slug=gist_slug, file=('requirements.txt', read_pip_env()), version=version)

def upload_conda_env(gist_slug, version=None):
    """Read and save the current Anaconda environment to server"""
    # Export environment to YML string
    env_str = read_conda_env(get_conda_env_name())

    # Upload environment.yml
    upload_file(gist_slug=gist_slug, file=('environment.yml', env_str), version=version)

    # Check and include existing os-specific files
    platform = get_platform()
    for p in PLATFORMS:
        pfname = 'environment-' + p + '.yml'
        if p == platform:
            # Use the new environment for current platform
            upload_file(gist_slug=gist_slug, file=(pfname, env_str), version=version)
        elif os.path.exists(pfname):
            # Reuse old environments for other platforms
            with open(pfname, 'rb') as f:
                file = (pfname, f)
                upload_file(gist_slug=gist_slug, file=file, version=version)

def try_upload_file(gist_slug, version, current_file, artifact=False):
    """Safely upload a file"""
    try:
        with open(current_file, 'rb') as f:
            folder = os.path.dirname(current_file)
            file = (os.path.basename(current_file), f)
            upload_file(gist_slug=gist_slug, file=file, folder=folder, version=version, artifact=artifact)
    except Exception as e:
        log(str(e), error=True)

def upload_pip_env(gist_slug, version=None):
    """Read and upload the current virtual environment to server"""
    return upload_file(gist_slug, ('requirements.txt', read_pip_env(), version))