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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def compile(node, uri, filename=None, default_filters=None, buffer_filters=None, imports=None, future_imports=None, source_encoding=None, generate_magic_comment=True, disable_unicode=False, strict_undefined=False, enable_loop=True, reserved_names=frozenset()):
 """Generate module source code given a parsetree node, uri, and optional source filename"""


    # if on Py2K, push the "source_encoding" string to be
    # a bytestring itself, as we will be embedding it into
    # the generated source and we don't want to coerce the
    # result into a unicode object, in "disable_unicode" mode
    if not compat.py3k and isinstance(source_encoding, compat.text_type):
        source_encoding = source_encoding.encode(source_encoding)


    buf = util.FastEncodingBuffer()

    printer = PythonPrinter(buf)
    _GenerateRenderMethod(printer,
                            _CompileContext(uri,
                                            filename,
                                            default_filters,
                                            buffer_filters,
                                            imports,
                                            future_imports,
                                            source_encoding,
                                            generate_magic_comment,
                                            disable_unicode,
                                            strict_undefined,
                                            enable_loop,
                                            reserved_names),
                                node)
    return buf.getvalue()