定义问题 sense:LpMaximize(最大优化)/LpMinimize(最小优化) prob = pulp.LpProblem('problem name', sense=pulp.LpMinimize) 定义变量 cat:默认为连续变量,LpInteger为离散变量,LpBinary为二值变量 x0 = pulp.LpVariable('x0', lowBound=0