4.平移坐标轴位置# x轴坐标刻度设置在坐标轴下面ax.xaxis.set_ticks_position('bottom')# x轴坐标轴平移至经过零点（0,0）位置ax.spines['bottom'].set_position(('data',0))# y轴坐标刻度设置在坐标轴下面ax.yaxis.set_ticks_position('left')# y轴坐标轴平移至经过零点（0,0）位
ss= {1, 2, 3, 9} minus= s.difference(ss)#求差集print(minus) union= s.union(ss)#求并集print(union) intersection= s.intersection(ss)#求交集print(intersection) 输出结果:
sizes,width=width,bottom=0.0)# 设置标签位置ax.set_xticks(theta)ax.set_xticklabels(labels)plt....
rcParams['axes.unicode_minus'] = False ln = plt.plot([], [], 'ro') # 设置坐标轴刻度标签的大小 plt.tick_params(axis='x', direction='out', labelsize=12, length=3.6) plt.tick_params(axis='y', direction='out', labelsize=12, length=3.6) # x y 轴标签 标题 字体设置 plt.xlabel...
plt.rcParams['font.sans-serif']=['SimHei']plt.rcParams['axes.unicode_minus']=False fig=plt.figure(figsize=(18,12))ax=fig.add_subplot(1,3,1,projection=ccrs.PlateCarree())ax.set_extent([118,122,28,32],crs=ccrs.PlateCarree())request=TDT_vec()ax.add_image(request,9)ax.set_title(...
set(iterable) -> new set object Build an unordered collection of unique elements."""defadd(self, *args, **kwargs):#real signature unknown#添加一个元素,如果添加set里面有的元素将会过滤掉s1 =set() s1.add(123) s1.add(123)print(s1) ...
@asyncio.coroutine def countdown(number, n): while n > 0: print('T-minus', n, '({})'.format(number)) yield from asyncio.sleep(1) n -= 1 loop = asyncio.get_event_loop() tasks = [ asyncio.ensure_future(countdown("A", 2)), asyncio.ensure_future(countdown("B", 3))] loop...
3、键盘事件用法：def on_key_press(symbol, modifiers): #键盘按下passdef on_key_release(symbol, modifiers):#键盘释放pass1) 常用symbol按键符号：key.A #字母key._1 #数字#控制键key.ENTER or key.RETURNkey.SPACEkey.BACKSPACEkey.DELETEkey.MINUSkey.EQUALkey.BACKSLASH#小键盘key.NUM_1key.NUM_2...
() elif key=='minus':#Ctrl+ "-" 减小字体 self.decrease_font() elif event.keysym.lower()=='f3': self.findnext() elif event.keycode == 93: # 按下了菜单键 self.editmenu.post(self.winfo_x()+self.winfo_width(), self.winfo_y()+self.winfo_height()) def about(self): msgbox...
# 配置中文显示plt.rcParams['font.family'] = ['SimHei']# 用来正常显示中文标签plt.rcParams['axes.unicode_minus'] =False# 用来正常显示负号 self.fig = Figure(figsize=(width, height), dpi=dpi)# 新建一个figureself.axes = self.fig.add_subplot(111...