button = QtGui.QPushButton(symbol)
button.setSizePolicy(QtGui.QSizePolicy.Expanding, QtGui.QSizePolicy.Expanding)

# -*- coding: utf-8 -*-
import string
import functools
 
from PyQt4 import QtCore, QtGui 
 
NCOLUMNS = 10
SYMBOLS = string.ascii_lowercase + string.digits + string.punctuation
 
class MainWidget(QtGui.QWidget):
    def __init__(self, parent=None):
        QtGui.QWidget.__init__(self, parent)
        layout = QtGui.QGridLayout()
        row = column = 0
        for symbol in SYMBOLS:
            button = QtGui.QPushButton(symbol)
            button.setSizePolicy(QtGui.QSizePolicy.Expanding, QtGui.QSizePolicy.Expanding)
            button.clicked.connect(functools.partial(self._on_button_pressed,
                                                     symbol))
            layout.addWidget(button, row, column)
            column += 1
            if column >= NCOLUMNS:
                column = 0
                row += 1
        self.setLayout(layout)
       
    def _on_button_pressed(self, text):
        print text
        
if __name__ == "__main__":
    import sys
    app = QtGui.QApplication(sys.argv)
    widget = MainWidget()
    widget.show()
    sys.exit(app.exec_())

self.label = QLabel()
self.label.setAlignment(top)
self.label.setText(u'\
            <TR>\
            <TD WIDTH=400 rowspan=4 ><img src=' + self.fon + u' Width=400 VSPACE=0 HSPACE=0\</TD>\
            ')
self.label.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Expanding)