gnunet_pyexpect.pexpect Class Reference

Inheritance diagram for gnunet_pyexpect.pexpect:

Collaboration diagram for gnunet_pyexpect.pexpect:

Public Member Functions
def	__init__ (self)
def	spawn (self, stdin, arglist, *pargs, **kwargs)
def	expect (self, s, r, flags=0)
def	read (self, s, size=-1)

Data Fields
	proc
	stde
	stdo

Detailed Description

Definition at line 30 of file gnunet_pyexpect.py.

Constructor & Destructor Documentation

__init__()

def gnunet_pyexpect.pexpect.__init__

(

self

)

Definition at line 31 of file gnunet_pyexpect.py.

    def __init__(self):
        super(pexpect, self).__init__()
 

References gnunet_pyexpect.pexpect.__init__().

Referenced by gnunet_pyexpect.pexpect.__init__().

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Here is the caller graph for this function:

Member Function Documentation

spawn()

def gnunet_pyexpect.pexpect.spawn	(		self,
			stdin,
			arglist,
		*	pargs,
		**	kwargs
	)

Definition at line 34 of file gnunet_pyexpect.py.

    def spawn(self, stdin, arglist, *pargs, **kwargs):
        env = kwargs.pop('env', None)
        if env is None:
            env = os.environ.copy()
        # This messes up some testcases, disable log redirection
        env.pop('GNUNET_FORCE_LOGFILE', None)
        self.proc = subprocess.Popen(arglist, *pargs, env=env, **kwargs)
        if self.proc is None:
            print("Failed to spawn a process {0}".format(arglist))
            sys.exit(1)
        if stdin is not None:
            self.stdo, self.stde = self.proc.communicate(stdin)
        else:
            self.stdo, self.stde = self.proc.communicate()
        return self.proc
 

expect()

def gnunet_pyexpect.pexpect.expect	(		self,
			s,
			r,
			flags = 0
	)

Definition at line 50 of file gnunet_pyexpect.py.

    def expect(self, s, r, flags=0):
        stream = self.stdo if s == 'stdout' else self.stde
        if isinstance(r, str):
            if r == "EOF":
                if len(stream) == 0:
                    return True
                else:
                    print(
                        "Failed to find `{1}' in {0}, which is `{2}' ({3})".
                        format(s, r, stream, len(stream))
                    )
                    sys.exit(2)
            raise ValueError(
                "Argument `r' should be an instance of re.RegexObject or a special string, but is `{0}'"
                .format(r)
            )
        m = r.search(stream.decode(), flags)
        if not m:
            print(
                "Failed to find `{1}' in {0}, which is is `{2}'".format(
                    s, r.pattern, stream
                )
            )
            sys.exit(2)
        stream = stream[m.end():]
        if s == 'stdout':
            self.stdo = stream
        else:
            self.stde = stream
        return m
 

References gnunet_pyexpect.pexpect.stde, and gnunet_pyexpect.pexpect.stdo.

read()

def gnunet_pyexpect.pexpect.read	(		self,
			s,
			size = -1
	)

Definition at line 81 of file gnunet_pyexpect.py.

    def read(self, s, size=-1):
        stream = self.stdo if s == 'stdout' else self.stde
        result = ""
        if size < 0:
            result = stream
            new_stream = ""
        else:
            result = stream[0:size]
            new_stream = stream[size:]
        if s == 'stdout':
            self.stdo = new_stream
        else:
            self.stde = new_stream
        return result

References gnunet_pyexpect.pexpect.stde, and gnunet_pyexpect.pexpect.stdo.

Field Documentation

proc

gnunet_pyexpect.pexpect.proc

Definition at line 40 of file gnunet_pyexpect.py.

stde

gnunet_pyexpect.pexpect.stde

Definition at line 45 of file gnunet_pyexpect.py.

Referenced by gnunet_pyexpect.pexpect.expect(), and gnunet_pyexpect.pexpect.read().

stdo

gnunet_pyexpect.pexpect.stdo

Definition at line 76 of file gnunet_pyexpect.py.

Referenced by gnunet_pyexpect.pexpect.expect(), and gnunet_pyexpect.pexpect.read().

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The documentation for this class was generated from the following file:

• contrib/scripts/gnunet_pyexpect.py