Merge pull request #2 from hemna/master

Cleaned up trailing whitespace

.gitignore

@@ -0,0 +1 @@
+*.pyc

aprsd.py

@@ -19,7 +19,8 @@
 # License GPLv2
 #
 
-from fuzzyclock import fuzzy
+# python included libs
+import argparse
 import json
 import urllib
 import sys
@@ -33,12 +34,18 @@ from email.mime.text import MIMEText
 import subprocess
 import datetime
 import calendar
-from imapclient import IMAPClient, SEEN
 import email
 import threading
 import signal
 import pprint
 
+# external lib imports
+from imapclient import IMAPClient, SEEN
+
+# local imports here
+from fuzzyclock import fuzzy
+import utils
+
 # localization, please edit:
 HOST = "noam.aprs2.net"     # north america tier2 servers round robin
 USER = "KM6XXX-9"           # callsign of this aprs client with SSID
@@ -54,6 +61,24 @@ shortcuts = {
 email_sent_dict = {}  # message_number:time combos so we don't resend the same email in five mins {int:int}
 ack_dict = {}         # message_nubmer:ack  combos so we stop sending a message after an ack from radio {int:int}
 message_number = 0    # current aprs radio message number, increments for each message we send over rf {int}
+
+# command line args
+parser = argparse.ArgumentParser()
+parser.add_argument("--user",
+                    metavar="<user>",
+                    default=utils.env("APRS_USER"),
+                    help="The callsign of this ARPS client with SSID"
+                         " Default=env[APRS_USER]")
+
+args = parser.parse_args()
+if not args.user:
+    print("Missing the aprs user")
+    parser.print_help()
+    parser.exit()
+else:
+    USER = args.user
+
+
 try:
   tn = telnetlib.Telnet(HOST, 14580)
 except Exception, e:

fuzzyclock.py

@@ -23,38 +23,38 @@ def fuzzy(hour, minute, degree=1):
 	Supports two degrees of fuzziness. Set with degree = 1 or degree = 2
 	When degree = 1, time is in quantum of 5 minutes.
 	When degree = 2, time is in quantum of 15 minutes.'''
-	
+
 	if degree<=0 or degree>2:
 		print 'Please use a degree of 1 or 2. Using fuzziness degree=1'
-		degree = 1	
+		degree = 1
-	
+
 	begin = 'It\'s '
-	
+
 	f0 = 'almost '
 	f1 = 'exactly '
 	f2 = 'around '
-	
+
 	b0 = ' past '
 	b1 = ' to '
-	
+
 	hourList = ('One', 'Two', 'Three', 'Four', 'Five', 'Six', 'Seven', 'Eight', 'Nine', 'Ten', 'Eleven', 'Twelve')
-	
+
 	s1 = s2 = s3 = s4 = ''
 	base = 5
-	
+
 	if degree == 1:
 		base = 5
 		val = ('Five', 'Ten', 'Quarter', 'Twenty', 'Twenty-Five', 'Half')
 	elif degree == 2:
 		base = 15
 		val = ('Quarter', 'Half')
-	
+
 	dmin = minute % base # to find whether we have to use 'almost', 'exactly' or 'around'
 	if minute > 30:
 		pos = int((60 - minute) / base) #position in the tuple 'val'
 	else:
 		pos = int(minute / base)
-	
+
 	if dmin == 0:
 		s1 = f1
 		pos = pos - 1
@@ -66,9 +66,9 @@ def fuzzy(hour, minute, degree=1):
 		s1 = f0
 		if minute > 30:
 			pos = pos -1
-	
+
 	s2 = val[pos]
-	
+
 	if minute <= base/2:               # Case like "It's around/exactly Ten"
 		s2 = s3 = ''
 		s4 = hourList[hour - 12 - 1]
@@ -82,7 +82,7 @@ def fuzzy(hour, minute, degree=1):
 		else:
 			s3 = b0  # past
 			s4 = hourList[hour - 12 - 1]
-	
+
 	return begin + s1 + s2 + s3 + s4
 
 def main():
@@ -90,13 +90,13 @@ def main():
 	stm = time.localtime()
 	h = stm.tm_hour
 	m = stm.tm_min
-	
+
 	if len(sys.argv)>=2:
 		try:
 			deg = int(sys.argv[1])
 		except:
 			print 'Please use a degree of 1 or 2. Using fuzziness degree=1'
-			
+
 		if len(sys.argv)>=3:
 			tm = sys.argv[2].split(':')
 			try:

utils.py

@@ -0,0 +1,16 @@
+"""Utilities and helper functions."""
+
+import os
+import pprint
+import sys
+
+
+def env(*vars, **kwargs):
+    """This returns the first environment variable set.
+    if none are non-empty, defaults to '' or keyword arg default
+    """
+    for v in vars:
+        value = os.environ.get(v, None)
+        if value:
+            return value
+    return kwargs.get('default', '')