Mercurial > python-cmd2
changeset 244:e0c60ea7ad5d
midway through py script change
author | catherine@Elli.myhome.westell.com |
---|---|
date | Wed, 25 Mar 2009 14:08:01 -0400 |
parents | de3e2a040279 |
children | 2cda5a817e5a |
files | cmd2.py |
diffstat | 1 files changed, 49 insertions(+), 24 deletions(-) [+] |
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line diff
--- a/cmd2.py Tue Mar 24 15:44:27 2009 -0400 +++ b/cmd2.py Wed Mar 25 14:08:01 2009 -0400 @@ -257,13 +257,14 @@ continuation_prompt = '> ' timing = False legalChars = '!#$%.:?@_' + pyparsing.alphanums + pyparsing.alphas8bit # make sure your terminators are not in here! - shortcuts = {'?': 'help', '!': 'shell', '@': 'load' } + shortcuts = {'?': 'help', '!': 'shell', '@': 'load', '@@': '_relative_load'} excludeFromHistory = '''run r list l history hi ed edit li eof'''.split() noSpecialParse = 'set ed edit exit'.split() defaultExtension = 'txt' default_file_name = 'command.txt' abbrev = True nonpythoncommand = 'cmd' + current_script_dir = None settable = ['prompt', 'continuation_prompt', 'default_file_name', 'editor', 'case_insensitive', 'echo', 'timing', 'abbrev'] settable.sort() @@ -304,10 +305,11 @@ self.history = History() self._init_parser() self.pystate = {} + self.shortcuts = sorted(self.shortcuts.items(), reverse=True) def do_shortcuts(self, args): """Lists single-key shortcuts available.""" - result = "\n".join('%s: %s' % (sc[0], sc[1]) for sc in self.shortcuts.items()) + result = "\n".join('%s: %s' % (sc[0], sc[1]) for sc in sorted(self.shortcuts)) self.stdout.write("Single-key shortcuts for other commands:\n%s\n" % (result)) prefixParser = pyparsing.Empty() @@ -535,7 +537,7 @@ else: raw = self.preparse(raw, **kwargs) s = self.inputParser.transformString(raw.lstrip()) - for (shortcut, expansion) in self.shortcuts.items(): + for (shortcut, expansion) in self.shortcuts: if s.lower().startswith(shortcut): s = s.replace(shortcut, expansion + ' ', 1) break @@ -809,8 +811,12 @@ self.pystate[self.nonpythoncommand] = onecmd try: cprt = 'Type "help", "copyright", "credits" or "license" for more information.' + keepstate = Statekeeper(sys, ('stdin','stdout')) + sys.stdout = self.stdout + sys.stdin = self.stdin interp.interact(banner= "Python %s on %s\n%s\n(%s)\n%s" % (sys.version, sys.platform, cprt, self.__class__.__name__, self.do_py.__doc__)) + keepstate.restore() except EmbeddedConsoleExit: return @@ -912,33 +918,52 @@ except Exception, e: print 'Error saving %s: %s' % (fname, str(e)) - urlre = re.compile('(https?://[-\\w\\./]+)') - def do_load(self, fname=None): - """Runs script of command(s) from a file or URL.""" - if fname is None: - fname = self.default_file_name - keepstate = Statekeeper(self, ('stdin','use_rawinput','prompt','continuation_prompt')) - try: - if isinstance(fname, file): - target = open(fname, 'r') + def read_file_or_url(self, fname): + if isinstance(fname, file): + target = open(fname, 'r') + else: + match = self.urlre.match(fname) + if match: + target = urllib.urlopen(match.group(1)) else: - match = self.urlre.match(fname) - if match: - target = urllib.urlopen(match.group(1)) - else: - fname = os.path.expanduser(fname) - try: - target = open(os.path.expanduser(fname), 'r') - except IOError, e: - target = open('%s.%s' % (os.path.expanduser(fname), - self.defaultExtension), 'r') + fname = os.path.expanduser(fname) + try: + result = open(os.path.expanduser(fname), 'r') + except IOError, e: + result = open('%s.%s' % (os.path.expanduser(fname), + self.defaultExtension), 'r') + return result + + def do__relative_load(self, arg=None): + ''' + Runs commands in script at file or URL; if this is called from within an + already-running script, the filename will be interpreted relative to the + already-running script's directory.''' + if arg: + arg = arg.split(None, 1) + targetname, args = arg[0], (arg[1:] or [''])[0] + targetname = os.path.join(self.current_script_dir or '', targetname) + self.do__load('%s %s' % (targetname, args)) + + urlre = re.compile('(https?://[-\\w\\./]+)') + def do_load(self, arg=None): + """Runs script of command(s) from a file or URL.""" + if arg is None: + targetname = self.default_file_name + else: + arg = arg.split(None, 1) + targetname, args = arg[0], (arg[1:] or [''])[0].strip() + try: + target = self.read_file_or_url(targetname) except IOError, e: - print 'Problem accessing script from %s: \n%s' % (fname, e) - keepstate.restore() + print 'Problem accessing script from %s: \n%s' % (targetname, e) return + keepstate = Statekeeper(self, ('stdin','use_rawinput','prompt', + 'continuation_prompt','current_script_dir')) self.stdin = target self.use_rawinput = False self.prompt = self.continuation_prompt = '' + self.current_script_dir = os.path.split(targetname)[0] stop = self.cmdloop() self.stdin.close() keepstate.restore()