Remove unused modules, version checks, and PY2 compat.

labscript_profile/__init__.py

@@ -27,16 +27,17 @@
     LABSCRIPT_SUITE_PROFILE = None
 
 
+def hostname():
+    if sys.platform == 'darwin':
+        return check_output(['scutil', '--get', 'LocalHostName']).decode('utf8').strip()
+    else:
+        return socket.gethostname()
+
+
 def default_labconfig_path():
     if LABSCRIPT_SUITE_PROFILE is None:
         return None
-    if sys.platform == 'darwin':
-        cmd = ['scutil', '--get', 'LocalHostName']
-        hostname = check_output(cmd).decode('utf8').strip()
-    else:
-        hostname = socket.gethostname()
-    labconfig = LABSCRIPT_SUITE_PROFILE / 'labconfig' / f'{hostname}.ini'
-    return labconfig
+    return LABSCRIPT_SUITE_PROFILE / 'labconfig' / f'{hostname()}.ini'
 
 
 def add_userlib_and_pythonlib():
@@ -46,23 +47,22 @@ def add_userlib_and_pythonlib():
     labscript_utils, since we dont' want to import something like labscript_utils every
     time the interpreter starts up"""
     labconfig = default_labconfig_path()
-    if labconfig  is None or not os.path.exists(labconfig):
-        return
-    config = ConfigParser()
-    config.read(labconfig)
-    for option in ['userlib', 'pythonlib']:
-        try:
-            paths = config.get('DEFAULT', option).split(',')
-        except (NoSectionError, NoOptionError):
-            paths = []
-        for path in paths:
-            if os.path.exists(path):
-                sys.path.append(path)
+    if labconfig is not None and labconfig.exists():
+        config = ConfigParser()
+        config.read(labconfig)
+        for option in ['userlib', 'pythonlib']:
+            try:
+                paths = config.get('DEFAULT', option).split(',')
+            except (NoSectionError, NoOptionError):
+                paths = []
+            for path in paths:
+                if os.path.exists(path):
+                    sys.path.append(path)
 
 
 def add_development_directories():
-    """Prepend directories in <labscript_suite_profile>/dev to the search path, if they
-    are listed in the file <labscript_suite_profile>/dev/enabled (if that file
+    """Prepend directories in <LABSCRIPT_SUITE_PROFILE>/dev to the search path, if they
+    are listed in the file <LABSCRIPT_SUITE_PROFILE>/dev/enabled (if that file
     exists)."""
     if LABSCRIPT_SUITE_PROFILE is None:
         return

labscript_utils/__init__.py

@@ -13,14 +13,10 @@
 
 import sys
 import os
-import traceback
-from pathlib import Path
+import importlib
 
-from .versions import get_version, NoVersionInfo
 from .__version__ import __version__ 
 
-PY2 = sys.version_info[0] == 2
-
 from labscript_profile import LABSCRIPT_SUITE_PROFILE
 
 if not os.path.exists(LABSCRIPT_SUITE_PROFILE):
@@ -32,8 +28,6 @@
     import labscript_profile
     labscript_profile.add_userlib_and_pythonlib()
 
-# labscript_suite_install_dir alias for backward compatibility:
-labscript_suite_profile = labscript_suite_install_dir = str(LABSCRIPT_SUITE_PROFILE)
 
 # This folder
 labscript_utils_dir = os.path.dirname(os.path.realpath(__file__))
@@ -46,19 +40,13 @@ def import_or_reload(modulename):
     """
     # see if the proposed module is already loaded
     # if so, we will need to re-run the code contained in it
-    import importlib
-    if not PY2:
-        reload = importlib.reload
     if modulename in sys.modules.keys():
-        reload(sys.modules[modulename])
+        importlib.reload(sys.modules[modulename])
         return sys.modules[modulename]
     module = importlib.import_module(modulename)
     return module
 
 
-from labscript_utils.versions import get_version, VersionException, check_version
-
-
 def dedent(s):
     """Remove leading spaces from the first line of a string, all common leading
     indentation (spaces only) from subsequent lines, strip trailing spaces from all
@@ -103,14 +91,8 @@ def dedent(s):
 import labscript_utils.double_import_denier
 labscript_utils.double_import_denier.enable()
 
-try:
-    # If zprocess is new enough, disable the 'quick edit' feature of Windows' cmd.exe,
-    # which causes console applicatons to freeze if their console windows are merely
-    # clicked on. This causes all kinds of headaches, so we disable it in all labscript
-    # programs:
-    import zprocess
-    if hasattr(zprocess, 'disable_quick_edit'):
-        # Feature is present in zprocess > 2.10.0, but if not present we just ignore.
-        zprocess.disable_quick_edit()
-except ImportError:
-    pass
+# Disable the 'quick edit' feature of Windows' cmd.exe, which causes console applicatons
+# to freeze if their console windows are merely clicked on. This causes all kinds of
+# headaches, so we disable it in all labscript programs:
+import zprocess
+zprocess.disable_quick_edit()

labscript_utils/camera_server.py

@@ -10,21 +10,14 @@
 # for the full license.                                             #
 #                                                                   #
 #####################################################################
-from __future__ import division, unicode_literals, print_function, absolute_import
-from labscript_utils import PY2
-if PY2:
-    str = unicode
-
 import sys
 import time
 import zprocess
-from labscript_utils import check_version
 import labscript_utils.shared_drive
 # importing this wraps zlock calls around HDF file openings and closings:
 import labscript_utils.h5_lock
 import h5py
 import numpy as np
-check_version('zprocess', '1.3.3', '3.0')
 
 # This file implements the protocol for a camera server, that is, a program
 # that BLACS can interface with to control cameras. It contains a class that

labscript_utils/connections.py

@@ -11,7 +11,6 @@
 #                                                                   #
 #####################################################################
 
-from __future__ import division, unicode_literals, print_function, absolute_import
 import labscript_utils.h5_lock, h5py
 import labscript_utils.properties
 import logging
@@ -22,9 +21,6 @@
 from labscript_utils.dict_diff import dict_diff
 import sys
 from zprocess import raise_exception_in_thread
-from labscript_utils import PY2
-if PY2:
-    str = unicode
 
 def _ensure_str(s):
     """convert bytestrings and numpy strings to python strings"""