def cmdloop(self):
"""Implement an interactive command interpreter which grabs a line of
input and passes it to onecmd() until the postcmd() function returns
True.
This method will also:
* Execute a preloop() method before starting the interpreter
* Install a complete() readline completer function
* Write the string intro followed by a newline to stdout
* Read from a list of commands called cmdqueue, or
* Read from stdin, and
* Call precmd() with the line as an argument,
* Call onecmd() with the line as an argument,
* Call postcmd() with the stop flag and the line as an argument.
* Finally, restore the previous readline completer, if any.
"""
self.preloop()
old_completer = readline.get_completer()
readline.set_completer(self.complete)
readline.parse_and_bind(self.completekey + ": complete")
try:
if self.intro:
self.stdout.write(str(self.intro) + "\n")
stop = None
while not stop:
if self.cmdqueue:
line = self.cmdqueue.pop()
else:
try:
line = self.inp(self.prompt)
except EOFError:
self.stdout.write("\n")
line = 'EOF'
except KeyboardInterrupt as exc:
self.ctrl_c(exc)
self.cancel()
continue
try:
line = self.precmd(line)
stop = self.onecmd(line)
stop = self.postcmd(stop, line)
except KeyboardInterrupt as exc:
self.ctrl_c(exc)
self.cancel()
self.postloop()
finally:
readline.set_completer(old_completer)
def cmdloop(self):
"""Implement an interactive command interpreter which grabs a line of
input and passes it to onecmd() until the postcmd() function returns
True.
This method will also:
* Execute a preloop() method before starting the interpreter
* Install a complete() readline completer function
* Write the string intro followed by a newline to stdout
* Read from a list of commands called cmdqueue, or
* Read from stdin, and
* Call precmd() with the line as an argument,
* Call onecmd() with the line as an argument,
* Call postcmd() with the stop flag and the line as an argument.
* Finally, restore the previous readline completer, if any.
"""
self.preloop()
old_completer = readline.get_completer()
readline.set_completer(self.complete)
readline.parse_and_bind(self.completekey + ": complete")
try:
if self.intro:
self.stdout.write(str(self.intro) + "\n")
stop = None
while not stop:
if self.cmdqueue:
line = self.cmdqueue.pop()
else:
try:
line = self.inp(self.prompt)
except EOFError:
self.stdout.write("\n")
line = 'EOF'
except KeyboardInterrupt as exc:
self.ctrl_c(exc)
self.cancel()
continue
try:
line = self.precmd(line)
stop = self.onecmd(line)
stop = self.postcmd(stop, line)
except KeyboardInterrupt as exc:
self.ctrl_c(exc)
self.cancel()
self.postloop()
finally:
readline.set_completer(old_completer)
def parse_and_bind(self, line):
"""Parse one line of a readline initialization file."""
readline.parse_and_bind(line)
def test_parse_and_bind_empty_string(self):
self.assertEqual(readline.parse_and_bind(''), None)
def parse_and_bind(self, line):
"""Parse one line of a readline initialization file."""
readline.parse_and_bind(line)
def test_parse_and_bind_empty_string(self):
self.assertEqual(readline.parse_and_bind(''), None)
