From 6ef67a6811eb3669762dda83eef9c06364c80329 Mon Sep 17 00:00:00 2001
From: Martin Stransky <stranma5@gmail.com>
Date: Wed, 31 Jul 2024 10:17:17 +0200
Subject: [PATCH] fix  UnboundLocalError: cannot access local variable 'mip'
 error

---
 mip/model.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/mip/model.py b/mip/model.py
index 9fa011b7..654c506e 100644
--- a/mip/model.py
+++ b/mip/model.py
@@ -106,6 +106,8 @@ def __init__(
 
                     self.solver = mip.cbc.SolverCbc(self, name, sense)
                     self.solver_name = mip.CBC
+        else:
+            import mip
 
         # list of constraints and variables
         self.constrs = mip.ConstrList(self)