Remove Python 2 compatibility hacks

Not used any more ...

auto_rx/auto_rx.py

@@ -17,6 +17,7 @@ import time
 import traceback
 import os
 from dateutil.parser import parse
+from queue import Queue
 
 if sys.version_info < (3, 6):
     print("CRITICAL - radiosonde_auto_rx requires Python 3.6 or newer!")
@@ -49,13 +50,6 @@ from autorx.web import (
 from autorx.gpsd import GPSDAdaptor
 from autorx.sdr_wrappers import shutdown_sdr
 
-try:
-    # Python 2
-    from Queue import Queue
-except ImportError:
-    # Python 3
-    from queue import Queue
-
 
 # Logging level
 # INFO = Basic status messages

auto_rx/autorx/__init__.py

@@ -5,11 +5,6 @@
 #   Copyright (C) 2018  Mark Jessop <vk5qi@rfhead.net>
 #   Released under GNU GPL v3 or later
 #
-try:
-    # Python 2
-    from Queue import Queue
-except ImportError:
-    # Python 3
 from queue import Queue
 
 # Now using Semantic Versioning (https://semver.org/)  MAJOR.MINOR.PATCH

auto_rx/autorx/aprs.py

@@ -11,17 +11,11 @@ import random
 import time
 import traceback
 import socket
+from queue import Queue
 from threading import Thread, Lock
 from . import __version__ as auto_rx_version
 from .utils import strip_sonde_serial
 
-try:
-    # Python 2
-    from Queue import Queue
-except ImportError:
-    # Python 3
-    from queue import Queue
-
 
 def telemetry_to_aprs_position(
     sonde_data, object_name="<id>", aprs_comment="BOM Balloon", position_report=False

auto_rx/autorx/config.py

@@ -11,6 +11,7 @@ import logging
 import os
 import traceback
 import json
+from configparser import RawConfigParser
 from .sdr_wrappers import test_sdr
 
 # Dummy initial config with some parameters we need to make the web interface happy.
@@ -26,13 +27,6 @@ global_config = {
 # Web interface credentials
 web_password = "none"
 
-try:
-    # Python 2
-    from ConfigParser import RawConfigParser
-except ImportError:
-    # Python 3
-    from configparser import RawConfigParser
-
 # Fixed minimum update rates for APRS & Habitat
 # These are set to avoid congestion on the APRS-IS network, and on the Habitat server
 # Please respect other users of these networks and leave these settings as they are.

auto_rx/autorx/email_notification.py

@@ -11,19 +11,12 @@ import time
 import smtplib
 from email.mime.text import MIMEText
 from email.utils import formatdate
+from queue import Queue
 from threading import Thread
 from .config import read_auto_rx_config
 from .utils import position_info, strip_sonde_serial
 from .geometry import GenericTrack
 
-try:
-    # Python 2
-    from Queue import Queue
-
-except ImportError:
-    # Python 3
-    from queue import Queue
-
 
 class EmailNotification(object):
     """ Radiosonde Email Notification Class.

auto_rx/autorx/habitat.py

@@ -15,16 +15,10 @@ import traceback
 import json
 from base64 import b64encode
 from hashlib import sha256
+from queue import Queue
 from threading import Thread, Lock
 from . import __version__ as auto_rx_version
 
-try:
-    # Python 2
-    from Queue import Queue
-except ImportError:
-    # Python 3
-    from queue import Queue
-
 # These get replaced out after init
 url_habitat_uuids = ""
 url_habitat_db = ""

auto_rx/autorx/logger.py

@@ -10,14 +10,8 @@ import glob
 import logging
 import os
 import time
-from threading import Thread
-
-try:
-    # Python 2
-    from Queue import Queue
-except ImportError:
-    # Python 3
 from queue import Queue
+from threading import Thread
 
 
 class TelemetryLogger(object):

auto_rx/autorx/ozimux.py

@@ -10,14 +10,8 @@ import json
 import logging
 import socket
 import time
-from threading import Thread
-
-try:
-    # Python 2
-    from Queue import Queue
-except ImportError:
-    # Python 3
 from queue import Queue
+from threading import Thread
 
 
 class OziUploader(object):

auto_rx/autorx/rotator.py

@@ -10,16 +10,10 @@ import socket
 import time
 import numpy as np
 
+from queue import Queue
 from threading import Thread, Lock
 from autorx.utils import position_info
 
-try:
-    # Python 2
-    from Queue import Queue
-except ImportError:
-    # Python 3
-    from queue import Queue
-
 
 def read_rotator(rotctld_host="localhost", rotctld_port=4533, timeout=5):
     """ Attempt to read a position from a rotctld server.

auto_rx/autorx/scan.py

@@ -13,6 +13,7 @@ import platform
 import subprocess
 import time
 import traceback
+from io import StringIO
 from threading import Thread, Lock
 from types import FunctionType, MethodType
 from .utils import (
@@ -24,12 +25,6 @@ from .utils import (
 )
 from .sdr_wrappers import *
 
-try:
-    # Python 2
-    from StringIO import StringIO
-except ImportError:
-    # Python 3
-    from io import StringIO
 
 try:
     from .web import flask_emit_event

auto_rx/autorx/sondehub.py

@@ -18,16 +18,10 @@ import logging
 import os
 import requests
 import time
+from queue import Queue
 from threading import Thread
 from email.utils import formatdate
 
-try:
-    # Python 2
-    from Queue import Queue
-except ImportError:
-    # Python 3
-    from queue import Queue
-
 
 class SondehubUploader(object):
     """ Sondehub Uploader Class.
@@ -83,21 +77,11 @@ class SondehubUploader(object):
         # Record of when we last uploaded a user station position to Sondehub.
         self.last_user_position_upload = 0
 
-        try:
-            # Python 2 check. Python 2 doesnt have gzip.compress so this will throw an exception.
-            gzip.compress(b"\x00\x00")
-
         # Start queue processing thread.
         self.input_processing_running = True
         self.input_process_thread = Thread(target=self.process_queue)
         self.input_process_thread.start()
 
-        except:
-            logging.error(
-                "Detected Python 2.7, which does not support gzip.compress. Sondehub DB uploading will be disabled."
-            )
-            self.input_processing_running = False
-
     def update_station_position(self, lat, lon, alt):
         """ Update the internal station position record. Used when determining the station position by GPSD """
         if self.inhibit_upload:

auto_rx/autorx/utils.py

@@ -22,14 +22,8 @@ import semver
 from dateutil.parser import parse
 from datetime import datetime, timedelta
 from math import radians, degrees, sin, cos, atan2, sqrt, pi
-from . import __version__ as auto_rx_version
-
-try:
-    # Python 2
-    from Queue import Queue
-except ImportError:
-    # Python 3
 from queue import Queue
+from . import __version__ as auto_rx_version
 
 
 # List of binaries we check for on startup
@@ -723,8 +717,7 @@ def is_not_linux():
 
     # Second check for the existence of '-Microsoft' in the uname release field.
     # This is a good check that we are running in WSL.
-    # Note the use of indexing instead of the named field, for Python 2 & 3 compatability.
-    if "Microsoft" in platform.uname()[2]:
+    if "Microsoft" in platform.uname().release:
         return True
 
     # Else, we're probably in native Linux!

auto_rx/autorx/web.py

@@ -21,6 +21,7 @@ import autorx.scan
 from autorx.geometry import GenericTrack
 from autorx.utils import check_autorx_versions
 from autorx.log_files import list_log_files, read_log_by_serial, zip_log_files
+from queue import Queue
 from threading import Thread
 import flask
 from flask import request, abort, make_response, send_file
@@ -35,13 +36,6 @@ except ImportError:
     )
     sys.exit(1)
 
-try:
-    # Python 2
-    from Queue import Queue
-except ImportError:
-    # Python 3
-    from queue import Queue
-
 
 # Inhibit Flask warning message about running a development server... (we know!)
 cli = sys.modules["flask.cli"]

auto_rx/test/bit_to_samples.py

@@ -4,28 +4,18 @@
 #
 import sys
 
-# Check if we are running in Python 2 or 3
-PY3 = sys.version_info[0] == 3
 
 _sample_rate = int(sys.argv[1])
 _symbol_rate = int(sys.argv[2])
 
 _bit_length = _sample_rate // _symbol_rate
 
-if PY3:
 _zero = b'\x00'*_bit_length
 _one = b'\xFF'*_bit_length
 
 _in = sys.stdin.read
 _out = sys.stdout.buffer.write
 
-else:
-	_zero = '\x00'*_bit_length
-	_one = '\xFF'*_bit_length
-
-	_in = sys.stdin.read
-	_out = sys.stdout.write	
-
 while True:
 	_char = _in(1)
 

auto_rx/utils/listener_nmea_crlf.py

@@ -13,12 +13,9 @@ import socket, json, sys, traceback
 from threading import Thread
 from dateutil.parser import parse
 from datetime import datetime, timedelta
+from io import StringIO
 import time
 
-try:
-    from StringIO import StringIO ## for Python 2
-except ImportError:
-    from io import StringIO ## for Python 3
 
 MAX_JSON_LEN = 32768