upgrade wakatime-cli to v6.2.0

packages/wakatime/main.py

@@ -74,6 +74,12 @@ def parseConfigFile(configFile=None):
     at ~/.wakatime.cfg.
     """
 
+    # get config file location from ENV
+    home = os.environ.get('WAKATIME_HOME')
+    if not configFile and home:
+        configFile = os.path.join(os.path.expanduser(home), '.wakatime.cfg')
+
+    # use default config file location
     if not configFile:
         configFile = os.path.join(os.path.expanduser('~'), '.wakatime.cfg')
 
@@ -86,7 +92,8 @@ def parseConfigFile(configFile=None):
                 print(traceback.format_exc())
                 return None
     except IOError:
-        print(u('Error: Could not read from config file {0}').format(u(configFile)))
+        sys.stderr.write(u("Error: Could not read from config file {0}\n").format(u(configFile)))
+        raise SystemExit(CONFIG_FILE_PARSE_ERROR)
     return configs
 
 
@@ -197,7 +204,10 @@ def parseArguments():
         if default_key:
             args.key = default_key
         else:
-            parser.error('Missing api key')
+            try:
+                parser.error('Missing api key')
+            except SystemExit:
+                raise SystemExit(AUTH_ERROR)
     if not args.entity:
         if args.file:
             args.entity = args.file
@@ -240,6 +250,9 @@ def parseArguments():
         args.verbose = configs.getboolean('settings', 'debug')
     if not args.logfile and configs.has_option('settings', 'logfile'):
         args.logfile = configs.get('settings', 'logfile')
+    if not args.logfile and os.environ.get('WAKATIME_HOME'):
+        home = os.environ.get('WAKATIME_HOME')
+        args.logfile = os.path.join(os.path.expanduser(home), '.wakatime.log')
     if not args.api_url and configs.has_option('settings', 'api_url'):
         args.api_url = configs.get('settings', 'api_url')
     if not args.timeout and configs.has_option('settings', 'timeout'):