ros.py 文件源码

def compare(value1, value2, comparision):
    import operator
    if comparision == 'is':
        return operator.is_(value1, value2)
    elif comparision == 'or':
        return operator.or_(value1, value2)
    elif comparision == 'and':
        return operator.and_(value1, value2)

# Use Euler's Formula