def calculate_adequacy_person(self):
        chi, phi_2 = chisquare(self.p_nabl, f_exp=self.p_teor)
        self.adequacy_person = f'\chi^2_кр = {phi_2} \n\chi^2_эмп = {chi} '
    def calculate_adequacy_kolmagorov(self):
        stats = ks_2samp(self.p_teor, self.p_nabl)
        self.adequacy_kolmagorov = f'K_\\alpha = {stats[0]} \n\\alpha = {stats[1]} '
    def calculate_adequacy_kendal(self):
        kendal = spstat.stats.kendalltau(self.p_teor, self.p_nabl)
        self.adequacy_kendal = f'\\tau = {kendal[0]:4} \n p = {kendal[1]*2:4} '
    def calculate_teor_data(self):
        self.p_teor = self.x__.copy()
        self.p_nabl = self.probability_rand_value.copy()
        for i, item in enumerate(self.x__):
            self.p_teor[i] = self.function(item)

from scipy.stats import chisquare, ks_2samp
import scipy.stats as spstat


class Adequacy:
    '''
    Класс, расчитывающий критерии адекватности
    '''
    def calculate_adequacy_all(self):
        self.calculate_adequacy_person()
        self.calculate_adequacy_kolmagorov()
        self.calculate_adequacy_kendal()

    def calculate_adequacy_person(self):
        chi, phi_2 = chisquare(self.p_nabl, f_exp=self.p_teor)
        self.adequacy_person = f'\chi^2_кр = {phi_2} \n\chi^2_эмп = {chi} '

    def calculate_adequacy_kolmagorov(self):
        stats = ks_2samp(self.p_teor, self.p_nabl)
        self.adequacy_kolmagorov = f'K_\\alpha = {stats[0]} \n\\alpha = {stats[1]} '

    def calculate_adequacy_kendal(self):
        kendal = spstat.stats.kendalltau(self.p_teor, self.p_nabl)
        self.adequacy_kendal = f'\\tau = {kendal[0]:4} \n p = {kendal[1]*2:4} '

    def calculate_teor_data(self):
        self.p_teor = self.x__.copy()
        self.p_nabl = self.probability_rand_value.copy()
        for i, item in enumerate(self.x__):
            self.p_teor[i] = self.function(item)

 class BaseCurve:
    '''
    Базовый класс для всех кривых
    '''
     ....
    def calculate_adequacy_all(self):
        self.calculate_adequacy_person()
        self.calculate_adequacy_kolmagorov()
        self.calculate_adequacy_kendal()
    def calculate_adequacy_person(self):
        ....
    def calculate_adequacy_kolmagorov(self):
         ....
class PirsonCurve(BaseCurve):
    '''
    Класс реализующий кривую Пирсона
    '''
    .....

  
>>> class A:
...     
...     def __init__(self, icalc):
...         self.calc = icalc
...     
...     def calc_formula1(self):
...         return self.calc.count1(1, 2, 3)
...     
...     def calc_formula2(self):
...         return self.calc.count2(4, 5, 6)
...     
...     def calc_formula3(self):
...         return self.calc.count3(7, 8, 9)
... 
>>> class Calc:
...     
...     def count1(self, a, b, c):
...         return a + b + c
...     
...     def count2(self, a, b, c):
...         return 2 * a + 2 * b + 2 * c
...     
...     def count3(self, a, b, c):
...         return 3 * a + 3 * b + 3 * c
... 
>>> a = A(Calc())
>>> a.calc_formula1()
6
>>> a.calc_formula2()
30
>>> a.calc_formula3()
72
>>>