<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_system_classpath():
 """ Adds the system's classpath to the JVM's classpath. """

    if 'CLASSPATH' in os.environ:
        parts = os.environ['CLASSPATH'].split(os.pathsep)
        for part in parts:
            javabridge.JARS.append(part)