Ledger Nano X - The secure hardware wallet
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ostapdontstop May 20th, 2020 (edited) 1,125 Never
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  1. import tkinter
  2.  
  3. from matplotlib.backends.backend_tkagg import FigureCanvasTkAgg
  4. from matplotlib.figure import Figure
  5. import matplotlib.pyplot as plt
  6.  
  7. import random
  8.  
  9.  
  10. def mid_square(init):
  11.     """Middle-square generator"""
  12.     depth = len(str(init))
  13.     start = depth // 2
  14.     init_seed = last = init
  15.  
  16.     while True:
  17.         last = init
  18.         square_str = str(init * init).zfill(depth*2)
  19.         mid_str = square_str[start:start+depth]
  20.         init = int(mid_str)
  21.         if init == last :
  22.             init = init_seed
  23.         else :
  24.             yield float('0.'+ mid_str)
  25.  
  26. def mid_multi(init):
  27.     """Middle-multiplication generator"""
  28.     depth = len(str(init))
  29.     start = depth // 2
  30.     init_seed = last = init
  31.  
  32.     while True:
  33.         multi_str = str(last * init).zfill(depth*2)
  34.         mid_str = multi_str[start:start+depth]
  35.         last = init
  36.         init = int(mid_str)
  37.         if init == last :
  38.             init = last = init_seed
  39.         else :
  40.             yield float('0.'+ mid_str)
  41.  
  42.  
  43. def mix_sum(init):
  44.     """Mixing generator"""
  45.     l = len(str(init))
  46.     div = 10**(l-2)
  47.     mod = 100
  48.     while True:
  49.         beg = init // div
  50.         end = init % mod
  51.  
  52.         left = init // mod
  53.         right = init % div
  54.  
  55.         a = right * mod + beg
  56.         b = end * div + left
  57.         init = a + b
  58.         yield float('0.'+ str(init)[-l:])
  59.  
  60.  
  61.  
  62. def lcg(modulus, a, c, seed):
  63.     """Linear congruential generator"""
  64.     while True:
  65.         seed = (a * seed + c) % modulus
  66.         yield seed / modulus
  67.  
  68.  
  69.  
  70. lcg_gen = lcg(2**32, 1664525, 1013904223, 0)
  71. mid_square_gen = mid_square(36149212)
  72. mid_multi_gen = mid_multi(111111)
  73. mix_sum_gen = mix_sum(12)
  74.  
  75.  
  76.  
  77.  
  78. root = tkinter.Tk()
  79. root.wm_title("Embedding in Tk")
  80.  
  81.  
  82. fig, ax = plt.subplots(2,1,sharey=True, tight_layout=True)
  83. fig.canvas.set_window_title('Графики ГПСЧ')
  84.  
  85.  
  86. canvas = FigureCanvasTkAgg(fig, master=root)
  87. canvas.get_tk_widget().pack(side=tkinter.TOP, fill=tkinter.BOTH, expand=1)
  88.  
  89.  
  90. bins = 20
  91. n = 1000
  92. CURRENT = 0
  93.  
  94.  
  95. def method(title, fu) :
  96.     return {'title': title, 'fu': fu}
  97.  
  98. methods = []
  99. methods.append(method('Срединные квадраты', lambda: next(mid_square_gen)))
  100. methods.append(method('Срединные произведения', lambda: next(mid_multi_gen)))
  101. methods.append(method('Метод перемешивания', lambda: next(mix_sum_gen)))
  102. methods.append(method('Линейно конгруэнтный', lambda: next(lcg_gen)))
  103. methods.append(method('random()', random.random))
  104.  
  105.  
  106. def set_data(length, method = None):
  107.  
  108.     global CURRENT
  109.  
  110.     if method != None:
  111.         CURRENT = method
  112.  
  113.     ax[0].clear()
  114.     ax[0].set_title(methods[-1]['title'])
  115.     # ax[0].hist([methods[-1]['fu']() for gen in range(length)],bins)
  116.     ax[0].scatter(range(length),[methods[-1]['fu']() for gen in range(length)],s=1)
  117.  
  118.     ax[1].clear()
  119.     ax[1].set_title(methods[CURRENT]['title'])
  120.     # ax[1].hist([methods[CURRENT]['fu']() for gen in range(length)],bins)
  121.     ax[1].scatter(range(length),[methods[CURRENT]['fu']() for gen in range(length)],s=1)
  122.    
  123.     canvas.draw()
  124.  
  125.    
  126.  
  127.  
  128. set_data(n)
  129.  
  130.  
  131.  
  132.  
  133. message = tkinter.StringVar()
  134.  
  135. def _input(event = None, set_gen = None):
  136.  
  137.     try:
  138.         n = int(message.get())
  139.     except ValueError:
  140.         return
  141.  
  142.     if n < 0:
  143.         return
  144.  
  145.     if set_gen != None:
  146.         CURRENT = int(set_gen)
  147.  
  148.     set_data(n, set_gen)
  149.  
  150.  
  151.  
  152. f_methods = tkinter.Frame()
  153.  
  154. meth_buts = []
  155. for i in range(len(methods)-1):
  156.     x = i // 2
  157.     y = i %  2
  158.     meth_buts.append(tkinter.Button(f_methods,text=methods[i]['title'], width=22, command=lambda i=i: _input(set_gen = i)))
  159.     meth_buts[i].grid(row=x, column=y)
  160.  
  161.  
  162.  
  163. f_input = tkinter.Frame()
  164.  
  165. label = tkinter.Label(f_input,text='Длина')
  166. text = tkinter.Entry(f_input,textvariable=message)
  167. button = tkinter.Button(f_input,text="OK", command=_input)
  168.  
  169. button.config(width=4)
  170. text.insert(tkinter.END, str(n))
  171. text.bind('<Return>', _input)
  172.  
  173.  
  174.  
  175. label.pack(side=tkinter.LEFT, padx=10, pady=5)
  176. text.pack(side=tkinter.LEFT, padx=1, pady=5)
  177. button.pack(side=tkinter.LEFT, padx=10, pady=5)
  178.  
  179. f_input.pack(side=tkinter.BOTTOM, pady=5)
  180. f_methods.pack(side=tkinter.BOTTOM, pady=5)
  181.  
  182. text.focus_set()
  183. tkinter.mainloop()
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