Python3命令行

tuntun · tuntun · commit 21cc321eb67b · 2015-11-25T17:26:43.000+08:00
diff --git a/sys_argv.py b/sys_argv.py
@@ -22,11 +22,17 @@ def process_command_line(argv):
         add_help_option=None)
     # define options here:
     parser.add_option(      # customized description; put --help last
-        '-h', '--help', action='help',
-        help='Show this help message and exit.')
+        '-h', '--help', action='help', help='Show this help message and exit.'
+    )
     parser.add_option(
-        '-u', '--url', action='store', dest = 'link',
-        help='Open a link.')
+        '-u', '--url', action='store', dest = 'link', help='Open a link.'
+    )
+    parser.add_option(
+        '-v', '--version', action='store_true', help='Show version.'
+    )
+    parser.add_option(
+        '-q', '--quit', action='store_false',help='Quit'
+    )
     settings, args = parser.parse_args(argv)
     # check number of arguments, verify values, etc.:
     if args:
@@ -46,6 +52,10 @@ def run(settings, args):
     if settings.link:
         webbrowser.open(settings.link, 1)
 
+    if settings.version:
+        print('VERSION 1.0')
+
+
 
 if __name__ == '__main__':
     status = main()
@@ -57,6 +67,15 @@ def run(settings, args):
 python sys_argv.py -h
 &#26174;&#31034;&#24110;&#21161;&#20449;&#24687;
 
+python sys_argv.py -v
+&#26174;&#31034;&#29256;&#26412;&#21495;
+
 python sys_argv.py -u www.163.com
 &#29992;&#40664;&#35748;&#27983;&#35272;&#22120;&#25171;&#24320;&#20320;&#36755;&#20837;&#30340;&#32593;&#22336;
+
+action&#22235;&#31181;&#21442;&#25968;&#65306;
+help        &#26174;&#31034;&#24110;&#21161;&#20449;&#24687;
+store       &#38656;&#35201;&#21442;&#25968;&#20540;
+store_true  &#19981;&#38656;&#35201;&#21442;&#25968;&#20540;&#65292;&#40664;&#35748;True
+store_false &#19981;&#38656;&#35201;&#21442;&#25968;&#20540;&#65292;&#40664;&#35748;False
 """
