diff --git a/pym/calculate/lib/utils/files.py b/pym/calculate/lib/utils/files.py
index 9df430c..6fe39af 100644
--- a/pym/calculate/lib/utils/files.py
+++ b/pym/calculate/lib/utils/files.py
@@ -745,9 +745,9 @@ def pathJoin(*paths):
     """Складывает пути, в отличии от os.path.join, складывает абсолютные пути"""
     if len(paths) == 1:
         return paths[0]
-    return reduce(path.join, (x for x 
+    return reduce(path.join, [x for x 
         in (y.startswith("/") and y[1:] or y for y 
-        in paths[1:]) if x and x != "/"), paths[0])
+        in paths[1:]) if x and x != "/"], paths[0])
 
 
 def listDirectory(directory, fullPath=False, onlyDir=False):
diff --git a/pym/calculate/lib/utils/mount.py b/pym/calculate/lib/utils/mount.py
index 06dac9a..66b13a1 100644
--- a/pym/calculate/lib/utils/mount.py
+++ b/pym/calculate/lib/utils/mount.py
@@ -219,8 +219,8 @@ def childMounts(pathname):
         return ""
     with open(mtabFile) as f:
         return reduce(lambda x, y: x + [y],
-            (x for x in ([y[0], y[1]] for y in (z.split(" ") for z in f)) 
-                if commonPath(absPath, x[0]) == absPath or commonPath(absPath, x[1]) == absPath), [])
+            [x for x in ([y[0], y[1]] for y in (z.split(" ") for z in f)) 
+                if commonPath(absPath, x[0]) == absPath or commonPath(absPath, x[1]) == absPath], [])
 
 class MountError(Exception):
     pass