>4. Everyone on your team understands lambda expressions and you've all agreed to use them This only might be valid if people on the team weren't programmers,

>4. Everyone on your team understands lambda expressions and you've all agreed to use them This only might be valid if people on the team weren't programmers, but rather researchers that had to use python. In that case, the code would have to be very easy to understand. But in that case, they should probably learn what a lambda function is. It's really not that hard