diff --git a/labscript/__init__.py b/labscript/__init__.py
index 108772a..86d381f 100644
--- a/labscript/__init__.py
+++ b/labscript/__init__.py
@@ -10,33 +10,5 @@
 # the project for the full license.                                 #
 #                                                                   #
 #####################################################################
-from __future__ import division, unicode_literals, print_function, absolute_import
 from labscript.labscript import *
-
-try:
-    from labscript_utils import check_version
-except ImportError:
-    raise ImportError('Require labscript_utils > 2.1.0')
-
-check_version('labscript_utils', '2.2', '3')
-
-
-# Initialisation, runs at import. Can be suppressed by setting
-# labscript_auto_init = False in the locals of the importing scope
-# before importing labscript. If you do this, you'll need to call
-# labscript_init() yourself:
-
-#import inspect
-#importing_frame = inspect.currentframe()
-#importing_locals = importing_frame.f_back.f_locals
-#if not 'labscript_auto_init' in importing_locals or importing_locals['labscript_auto_init']:
-#    overwrite = False
-#    if '-f' in sys.argv:
-#        overwrite = True
-#        sys.argv.remove('-f')
-#    if len(sys.argv) > 1:
-#        labscript_init(sys.argv[1],labscript_file=sys.argv[0])
-#    elif sys.argv[0]:
-#        labscript_init(sys.argv[0].replace('.py','.h5'), labscript_file=sys.argv[0], new=True, overwrite=overwrite)
-
 from .__version__ import __version__
diff --git a/labscript/functions.py b/labscript/functions.py
index 32ca5f0..a78f632 100644
--- a/labscript/functions.py
+++ b/labscript/functions.py
@@ -11,7 +11,6 @@
 #                                                                   #
 #####################################################################
 
-from __future__ import division, unicode_literals, print_function, absolute_import
 from pylab import *
 import numpy as np
 
diff --git a/labscript/labscript.py b/labscript/labscript.py
index 2927ef5..2339633 100644
--- a/labscript/labscript.py
+++ b/labscript/labscript.py
@@ -11,13 +11,6 @@
 #                                                                   #
 #####################################################################
 
-from __future__ import division, unicode_literals, print_function, absolute_import
-from labscript_utils import PY2
-if PY2:
-    str = unicode
-    import __builtin__ as builtins
-else:
-    import builtins
 import os
 import sys
 import subprocess
@@ -38,17 +31,13 @@
 import labscript_utils.h5_lock, h5py
 import labscript_utils.properties
 
-from labscript_utils import check_version
-
 # This imports the default Qt library that other labscript suite code will
 # import as well, since it all uses qtutils. By having a Qt library already
 # imported, we ensure matplotlib (imported by pylab) will notice this and use
 # the same Qt library and API version, and therefore not conflict with any
 # other code is using:
-check_version('qtutils', '2.0.0', '3.0.0')
+import qtutils
 
-# Required version for dedent() function
-check_version('labscript_utils', '2.14.0', '3.0.0')
 from labscript_utils import dedent
 from labscript_utils.properties import set_attributes