diff --git a/modules/img/base/pymod/__init__.py b/modules/img/base/pymod/__init__.py
index b4564fed2d007d7957fa620303a744768fb417ab..488406e2d19e82c01c1e202c4bc328782dfba8e0 100644
--- a/modules/img/base/pymod/__init__.py
+++ b/modules/img/base/pymod/__init__.py
@@ -18,3 +18,4 @@
 #------------------------------------------------------------------------------
 from _img import *
 MapHandle=ImageHandle
+from ost.img import alg
diff --git a/modules/mol/base/pymod/__init__.py b/modules/mol/base/pymod/__init__.py
index 0665094dc7b47ae4acf5301041957f089246018c..6431ae0ce891d8e3b8fdbc2dd1ff42c60e90d046 100644
--- a/modules/mol/base/pymod/__init__.py
+++ b/modules/mol/base/pymod/__init__.py
@@ -16,4 +16,6 @@
 # along with this library; if not, write to the Free Software Foundation, Inc.,
 # 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 #------------------------------------------------------------------------------
-from _mol import *
\ No newline at end of file
+from _mol import *
+import ost.geom as _geom
+from ost.mol import alg
\ No newline at end of file
diff --git a/modules/seq/base/pymod/__init__.py b/modules/seq/base/pymod/__init__.py
index 0bc8f1b300e952bbf5ce5ae9bd52cbf9735c3420..7d3743b2c1a7b2d78ff1bd379f5a4a96a972d406 100644
--- a/modules/seq/base/pymod/__init__.py
+++ b/modules/seq/base/pymod/__init__.py
@@ -16,4 +16,5 @@
 # along with this library; if not, write to the Free Software Foundation, Inc.,
 # 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 #------------------------------------------------------------------------------
-from _seq import *
\ No newline at end of file
+from _seq import *
+from ost.seq import alg
\ No newline at end of file