<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def add_code_cell(work_notebook, code):
 """Add a code cell to the notebook Parameters code : str Cell content """


    code_cell = {
        "cell_type": "code",
        "execution_count": None,
        "metadata": {"collapsed": False},
        "outputs": [],
        "source": [code.strip()]
    }
    work_notebook["cells"].append(code_cell)