Evaluate $|{-1+i\sqrt3}|$.
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Evaluate $|{-1+i\sqrt3}|$.
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
2
Evaluate $|{-1+i\sqrt3}|$.
train