From: Ondřej Súkup <mimi.vx@gmail.com>
Index: stp-2.3.3+20190713/bindings/python/stp/library_path.py.in_install
===================================================================
--- stp-2.3.3+20190713.orig/bindings/python/stp/library_path.py.in_install
+++ stp-2.3.3+20190713/bindings/python/stp/library_path.py.in_install
@@ -28,6 +28,5 @@
 
 # Search paths for the stp shared library
 PATHS = [
-    '@CMAKE_INSTALL_PREFIX@/@CMAKE_INSTALL_LIBDIR@/@LIBSTP_FILENAME@',
-    '@CMAKE_INSTALL_PREFIX@/@CMAKE_INSTALL_BINDIR@/@LIBSTP_FILENAME@'
+    '@CMAKE_INSTALL_LIBDIR@/@LIBSTP_FILENAME@.2.3'
 ]
Index: stp-2.3.3+20190713/bindings/python/stp/stp.py.in
===================================================================
--- stp-2.3.3+20190713.orig/bindings/python/stp/stp.py.in
+++ stp-2.3.3+20190713/bindings/python/stp/stp.py.in
@@ -42,7 +42,7 @@ Py3 = sys.version_info >= (3, 0, 0)
 if Py3:
     long = int
 
-from library_path import PATHS
+from .library_path import PATHS
 
 for path in PATHS:
     if not os.path.exists(path):