Update pyproject.toml

Author: jurgen-lentz

pyproject.toml

@@ -1,5 +1,5 @@
 [build-system]
-requires = ['setuptools', 'cython >=3.0.0', 'pyscipopt >=5.1.0']
+requires = ['setuptools', 'cython >=3.0.0']
 build-backend = "setuptools.build_meta"
 
 [project]
@@ -8,7 +8,7 @@ description = "Python interface and modeling environment for GCG"
 authors = [
     {name = "Lehrstuhl für Operations Research - RWTH Aachen University", email = "gcg-bugs@or.rwth-aachen.de"},
 ]
-dependencies = ["pyscipopt>=5.1.0", "ortools"]
+dependencies = ["ortools"]
 requires-python = ">=3.8"
 readme = "README.md"
 license = {text = "MIT"}
@@ -46,7 +46,11 @@ before-all = [
     "(apt-get update && apt-get install --yes wget) || yum install -y wget zlib libgfortran || brew install wget",
     "wget https://github.com/scipopt/scipoptsuite-deploy/releases/download/v0.4.0/libscip-gcg-linux.zip -O gcg.zip",
     "unzip gcg.zip",
-    "mv scip_install gcg"
+    "mv scip_install gcg",
+    "wget https://github.com/scipopt/pyscipopt/archive/refs/tags/v5.1.1.zip -O pyscipopt.zip",
+    "unzip pyscipopt.zip",
+    "cd PySCIPOpt-5.1.1",
+    "python -m pip install ."
     ]
 environment = { SCIPOPTDIR="$(pwd)/gcg", GCGOPTDIR="$(pwd)/gcg", LD_LIBRARY_PATH="$(pwd)/gcg/lib:$LD_LIBRARY_PATH", DYLD_LIBRARY_PATH="$(pwd)/gcg/lib:$DYLD_LIBRARY_PATH", PATH="$(pwd)/gcg/bin:$PATH", PKG_CONFIG_PATH="$(pwd)/gcg/lib/pkgconfig:$PKG_CONFIG_PATH", RELEASE="true"}