如何在Robot框架中将字典转换为String或StringBuffer?

在 BuiltIn Convert To String

*** Test Cases ***
TC
    ${dict}            Create Dictionary    a=1    b=2    c=3
    ${nested_dict}     Create Dictionary    first=${dict}    second=${dict}

    ${string}    Convert To String    ${dict}
    ${nested}    Convert To String    ${nested_dict}