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Viewing changes to scripts/python-console

  • Committer: dcoles
  • Date: 2008-08-14 03:51:51 UTC
  • Revision ID: svn-v3-trunk0:2b9c9e99-6f39-0410-b283-7f802c844ae2:trunk:1018
Console: Improvements to the console python library so we can attempt to call 
any function using a string version of it's arguments.

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Lines of Context:
scripts/python-console
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            sys.stdout = self.webio
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            sys.stderr = self.webio
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            # We don't expect a return value - 'single' symbol prints it.
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            eval(cmd, self.globs)
 
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            self.eval(cmd)
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            self.webio.flush()
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            self.cmdQ.put({"okay": None})
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            self.curr_cmd = ''
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            elif 'call' in ln:
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                if isinstance(ln['call'], dict):
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                    params = ln['call']
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                    if 'args' in params:
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                        args = params['args']
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                    else:
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                        args = []
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                    if 'kwargs' in params:
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                        kwargs = params['kwargs']
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                    else:
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                        kwargs = {}
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                    try:
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                        function = cPickle.loads(params['function'])
 
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                        # Expand parameters
 
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                        if isinstance(params['args'], list):
 
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                            args = map(self.eval, params['args'])
 
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                        else:
 
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                            args = []
 
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                        if isinstance(params['kwargs'], dict):
 
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                            kwargs = {}
 
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                            for kwarg in params['kwargs']:
 
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                                kwargs[kwarg] = self.eval(
 
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                                    params['kwargs'][kwarg])
 
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                        else:
 
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                            kwargs = {}
 
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                        # Run the fuction
 
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                        function = self.eval(params['function'])
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                        result = function(*args, **kwargs)
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                        self.cmdQ.put({'output': result})
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                    except Exception,e:
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                        self.cmdQ.put({'response': 'failure: %s'%repr(e)})
 
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                    except Exception, e:
 
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                        tb = format_exc_start(start=1)
 
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                        self.cmdQ.put(
 
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                            {"exc": ''.join(tb).decode('utf-8', 'replace')})
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                else:
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                    self.cmdQ.put({'response': 'failure'})
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            elif 'inspect' in ln:
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                    sys.stderr = stderr
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                    # We don't expect a return value - 'single' symbol prints 
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                    # it.
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                    eval(cmd, self.globs)
 
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                    self.eval(cmd)
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                except Exception, e:
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                    exception = {}
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                    tb = format_exc_start(start=1)
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            else:
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                raise Exception, "Invalid Command"
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    def eval(self, source):
 
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        """ Evaluates a string in the private global space """
 
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        return eval(source, self.globs)
 
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def daemonize():
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    if os.fork():   # launch child and...
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        os._exit(0) # kill off parent