u

        labs = [l.get_label() for l in lns]

        self._handle['legend']=ax1.legend(lns, labs,ncol=ncol,loc=loc,fontsize=self.fontsize_legend if fontsize is None else fontsize,title=title,title_fontsize=fslt)

        return self._handle['legend']

    def title(self,txt,fontsize=None) :

    def title(self,txt,fontsize=None,color=None) :

        from matplotlib import pyplot as plt

        lk='title'

        fs=self.fontsize_title if fontsize is None else fontsize

        self._handle['title']=plt.title(txt,fontsize=fs)

        return self._handle['title']

    def suptitle(self,txt,fontsize=None) :

        self._handle[lk]=plt.title(txt,fontsize=fs)

        if not color is None :

           self._handle[lk].set_color(color)

        return self._handle[lk]

    def suptitle(self,txt,fontsize=None,color=None) :

        from matplotlib import pyplot as plt

        lk='suptitle'

        fs=self.fontsize_title if fontsize is None else fontsize

        self._handle['suptitle']=plt.suptitle(txt,fontsize=fs)

        return self._handle['suptitle']

    def xlabel(self,txt,fontsize=None) :

        self._handle[lk]=plt.suptitle(txt,fontsize=fs)

        if not color is None :

           self._handle[lk].set_color(color)

        return self._handle[lk]

    def xlabel(self,txt,fontsize=None,color=None) :

        from matplotlib import pyplot as plt

        lk='xlabel'

        fs=self.fontsize_xylabels if fontsize is None else fontsize

        self._handle['xlabel']=plt.xlabel(txt,fontsize=fs)

        return self._handle['xlabel']

    def ylabel(self,txt,fontsize=None) :

        self._handle[lk]=plt.xlabel(txt,fontsize=fs)

        if not color is None :

           self._handle[lk].set_color(color)

        return self._handle[lk]

    def ylabel(self,txt,fontsize=None,color=None) :

        from matplotlib import pyplot as plt

        lk='ylabel'

        fs=self.fontsize_xylabels if fontsize is None else fontsize

        self._handle['ylabel']=plt.ylabel(txt,fontsize=fs)

        return self._handle['ylabel']

    def XTICKS(self,ax=None,fontsize=None) :

        self._handle[lk]=plt.ylabel(txt,fontsize=fs)

        if not color is None :

           self._handle[lk].set_color(color)

        return self._handle[lk]

    def XTICKS(self,ax=None,fontsize=None,color=None) :

        from matplotlib import pyplot as plt

        fs=self.fontsize_ticks if fontsize is None else fontsize

        aa=plt.gca().get_xticklabels() if ax is None else ax.get_xticklabels()

        for k in aa : k.set_fontsize(fs)

    def YTICKS(self,ax=None,fontsize=None) :

        if not color is None :

           for k in aa : k.set_color(color)

    def YTICKS(self,ax=None,fontsize=None,color=None) :

        from matplotlib import pyplot as plt

        fs=self.fontsize_ticks if fontsize is None else fontsize

        aa=plt.gca().get_yticklabels() if ax is None else ax.get_yticklabels()

        for k in aa : k.set_fontsize(fs)

        if not color is None :

           for k in aa : k.set_color(color)

    def gridspec(self,nrows,ncols,**kargs) :

        """ generates a GridSpec array. See matplotlib.gridspec.GridSpec """

        import matplotlib.gridspec as gridspec