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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 find_path_join_using_plus(node):
 """Finds joining path with plus"""

    return (
        isinstance(node, ast.BinOp)
        and isinstance(node.op, ast.Add)
        and isinstance(node.left, ast.BinOp)
        and isinstance(node.left.op, ast.Add)
        and isinstance(node.left.right, ast.Str)
        and node.left.right.s in ['/', "\\"]
    )