INNER CODE UNIT · Python

create_with_virtualenv

devstream-io/devstream · devstream/env_manager.py:133

    def create_with_virtualenv(self, env_name: str) -> Tuple[bool, str]:
        """
        Create a new python environment using virtualenv with the current Python interpreter.
        """
        env_path = os.path.join(MAMBA_PY_ENVS, env_name)
        if os.path.exists(env_path):
            return True, ""

        try:
            # Use virtualenv.cli_run to create a virtual environment
            virtualenv.cli_run([env_path, "--python", sys.executable])

            # Create sitecustomize.py in the lib/site-packages directory
            site_packages_dir = os.path.join(env_path, "Lib", "site-packages")
            if os.path.exists(site_packages_dir):
                sitecustomize_path = os.path.join(site_packages_dir, "sitecustomize.py")
                with open(sitecustomize_path, "w") as f:
                    f.write("import sys\n")

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