frompylabimport*importpandasaspdplot(pd.NaT,5)

---------------------------------------------------------------------------TypeError                                 Traceback (most recent call last)<ipython-input-3-60addc339c2f> in <module>()----> 1 plot(pd.NaT,5)C:\Anaconda\lib\site-packages\matplotlib\pyplot.pyc in plot(*args, **kwargs)   3091         ax.hold(hold)   3092     try:-> 3093         ret = ax.plot(*args, **kwargs)   3094         draw_if_interactive()   3095     finally:C:\Anaconda\lib\site-packages\matplotlib\axes\_axes.pyc in plot(self, *args, **kwargs)   1372    1373         for line in self._get_lines(*args, **kwargs):-> 1374             self.add_line(line)   1375             lines.append(line)   1376 C:\Anaconda\lib\site-packages\matplotlib\axes\_base.pyc in add_line(self, line)   1484             line.set_clip_path(self.patch)   1485 -> 1486         self._update_line_limits(line)   1487         if not line.get_label():   1488             line.set_label('_line%d' % len(self.lines))C:\Anaconda\lib\site-packages\matplotlib\axes\_base.pyc in _update_line_limits(self, line)   1495         Figures out the data limit of the given line, updating self.dataLim.   1496         """-> 1497         path = line.get_path()   1498         if path.vertices.size == 0:   1499             returnC:\Anaconda\lib\site-packages\matplotlib\lines.pyc in get_path(self)    863         """    864         if self._invalidy or self._invalidx:--> 865             self.recache()    866         return self._path    867 C:\Anaconda\lib\site-packages\matplotlib\lines.pyc in recache(self, always)    564                 x = ma.asarray(xconv, np.float_)    565             else:--> 566                 x = np.asarray(xconv, np.float_)    567             x = x.ravel()    568         else:C:\Anaconda\lib\site-packages\numpy\core\numeric.pyc in asarray(a, dtype, order)    460     461     """--> 462     return array(a, dtype, copy=False, order=order)    463     464 def asanyarray(a, dtype=None, order=None):TypeError: float() argument must be a string or a number

plot(np.nan,5)