Problems with PyQT SIGNAL

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Python

QT

GUI

signal

I have problems with runing following program. I want that when i press push button it start function. but function start before i press the button. here is my code


gui.py


from PySide.QtCore import *
from PySide.QtGui import *
import sys
import showGui
import time


class Dialog(QDialog, showGui.Ui_Dialog):

def __init__(self, parent=None):
super(Dialog, self).__init__(parent)
self.setupUi(self)

self.connect(self.showButton, SIGNAL( 'clicked()' ), self.processData())


# def ShowMessageBox(self):
# QMessageBox.information(self,'Hello','Hello there' + self.nameEdit.text())

def processData(self):
time.sleep(6)
QMessageBox.information(self, 'Done!', 'Done')

app = QApplication(sys.argv)
form = Dialog()
form.show()
app.exec_()






showGui.py


# -*- coding: utf-8 -*-

# Form implementation generated from reading ui file 'show.ui'
#
# Created: Tue Apr 08 14:02:39 2014
# by: PyQt4 UI code generator 4.10.4
#
# WARNING! All changes made in this file will be lost!

from PySide import QtCore, QtGui

try:
_fromUtf8 = QtCore.QString.fromUtf8
except AttributeError:
def _fromUtf8(s):
return s

try:
_encoding = QtGui.QApplication.UnicodeUTF8
def _translate(context, text, disambig):
return QtGui.QApplication.translate(context, text, disambig, _encoding)
except AttributeError:
def _translate(context, text, disambig):
return QtGui.QApplication.translate(context, text, disambig)

class Ui_Dialog(object):
def setupUi(self, Dialog):
Dialog.setObjectName(_fromUtf8("Dialog"))
Dialog.resize(379, 156)
self.nameEdit = QtGui.QLineEdit(Dialog)
self.nameEdit.setGeometry(QtCore.QRect(30, 40, 131, 31))
self.nameEdit.setText(_fromUtf8(""))
self.nameEdit.setObjectName(_fromUtf8("nameEdit"))
self.showButton = QtGui.QPushButton(Dialog)
self.showButton.setGeometry(QtCore.QRect(200, 40, 121, 31))
self.showButton.setObjectName(_fromUtf8("showButton"))

self.retranslateUi(Dialog)
QtCore.QMetaObject.connectSlotsByName(Dialog)
Dialog.setTabOrder(self.showButton, self.nameEdit)

def retranslateUi(self, Dialog):
Dialog.setWindowTitle(_translate("Dialog", "Dialog", None))
self.nameEdit.setPlaceholderText(_translate("Dialog", "What is your name?", None))
self.showButton.setText(_tr