d2

Author: Danyelle Eleusis

day_02/ex00/data.csv

@@ -0,0 +1,13 @@
+head,tail
+0,1 
+1,0
+0,1 
+1,0
+0,1 
+0,1
+0,1 
+1,0
+1,0 
+0,1
+1,0
+

day_02/ex00/first_class.py

@@ -0,0 +1,6 @@
+class Must_read:
+    with open('data.csv', 'r') as f: # open(path_to_file, mode)
+        print(f.read())
+
+if __name__ == '__main__':
+    Must_read()

day_02/ex01/first_method.py

@@ -0,0 +1,7 @@
+class Research:
+    def file_reader():
+        with open("../ex00/data.csv", 'r') as f: 
+            return(f.read())
+
+if __name__ == '__main__':
+    print(Research.file_reader())

day_02/ex02/data.csv

@@ -0,0 +1,12 @@
+head,tail
+0,1
+1,0
+0,1
+1,0
+0,1
+0,1
+0,1
+1,0
+1,0
+0,1
+1,0

day_02/ex02/first_constructor.py

@@ -0,0 +1,58 @@
+import sys
+
+class Research:
+    def __init__(self, path_):
+        self.path_ = path_
+    
+    def file_reader(self):
+        with open(self.path_, 'r') as f: 
+            return(f.read())
+
+def check_args(path_):
+    with open(path_, 'r') as f: 
+        line = f.readlines() # file.readlines() cчитывает из файла все строки в список и возвращает его.
+        # first_line = line[0].split(',')
+        # print(first_line)
+        # if len(first_line) != 2:
+        #     raise Exception('Error in first line')
+        # if first_line[0].isspace or first_line[1].isspace:
+        #     raise Exception('Header error')
+        if len(line) < 2 or (len(line[0].split(',')) != 2 or (line[0].split(',')[1] == '\n')):
+            raise Exception('Argument error')
+        # if line[0].split(',')[1].isspace or  line[0].split(',')[0].isspace:
+        #     raise Exception('Header error')
+        for i in range(1, len(line) -1):
+            if line[i] != '0,1\n' and line[i]!= '1,0\n':
+                raise Exception('Argument error')
+
+
+if __name__ == '__main__':
+    if len(sys.argv) != 2 or check_args(sys.argv[1]):
+        raise Exception('Argument error')
+    print(Research(sys.argv[1]).file_reader())
+# import sys
+
+# class Research:
+#     def __init__(self, path):
+#         self.path = path
+
+#     def file_reader(self):
+#         with open(self.path, 'r') as input_file:
+#             lines = input_file.readlines()
+        
+#         # first_line = lines[0].split(',')
+#         if len(lines) != 2 or len(lines) < 2:
+#             raise Exception('Error in first string')
+#         # rest_line = lines[1:]
+#         # if len(rest_line) == 0:
+#         #     raise Exception('There is no data')
+#         for line in lines:
+#             if line != '0,1' and line != '1,0':
+#                 raise ValueError('Error in strings')
+#         return lines
+
+
+# if __name__ == '__main__':
+#     if len(sys.argv) == 2:
+#         print(Research(sys.argv[1]).file_reader())
+        # print(research.file_reader())

day_02/ex03/data.csv

@@ -0,0 +1,12 @@
+head,tail
+0,1
+1,0
+0,1
+1,0
+0,1
+0,1
+0,1
+1,0
+1,0
+0,1
+1,0

day_02/ex03/first_nest.py

@@ -0,0 +1,59 @@
+import sys
+
+class Research:
+    def __init__(self, file_name): # Конструктор, который вызывается при инициализации
+        self.file_name = file_name
+
+    def file_reader(self, has_header = True):
+        with open(self.file_name, 'r') as file:
+            line = file.readlines()
+            if line[0] == '0,1\n' or line[0] == '1,0\n':
+                self.has_header = False
+            # Если заголовок есть, то начнем записывать со второй строки (start = 1), иначе - с первой
+            start = 0
+            if has_header == True:
+                start = 1
+            list_lists = []
+            for i in range(start, len(line)):
+                list_i = [int(line[i][0])]
+                list_i.append(int(line[i][2]))
+                list_lists.append(list_i)
+            return(list_lists)
+
+    class Calculations:
+        def counts(list_lists):
+            heads = 0
+            tails = 0
+            for i in range(len(list_lists)):
+                if list_lists[i][0] == 1:
+                    heads += 1
+                else:
+                    tails += 1
+            return(heads, tails)
+
+        def fractions(list_counts):
+            sum_counts = list_counts[0] + list_counts[1]
+            return(list_counts[0] / sum_counts, list_counts[1] / sum_counts)
+
+
+def check_arg(file_name):
+    with open(file_name, 'r') as file:
+        line = file.readlines()
+        # Если пустой файл или одна строка, но не с нужными значениями, то исключение
+        if len(line) == 0 or (len(line) == 1 and (line[0] != '0,1\n' and line[0] != '1,0\n')):
+            raise Exception("Error argument")
+        # Проверяем остальные строки на нужные значения
+        if len(line) > 1:
+            for i in range(1, len(line) - 1):
+                if line[i] != '0,1\n' and line[i] != '1,0\n':
+                    raise Exception("Error argument")
+
+if __name__ == '__main__':
+    if len (sys.argv) != 2 or check_arg(sys.argv[1]):
+        raise Exception("Error argument")
+    list_lists = Research(sys.argv[1]).file_reader()
+    print(list_lists)
+    list_counts = Research.Calculations.counts(list_lists)
+    print(list_counts[0], list_counts[1])
+    list_fractions = Research.Calculations.fractions(list_counts)
+    print(list_fractions[0], list_fractions[1])

day_02/ex04/data.csv

@@ -0,0 +1,12 @@
+head,tail
+0,1
+1,0
+0,1
+1,0
+0,1
+0,1
+0,1
+1,0
+1,0
+0,1
+1,0

day_02/ex04/first_child.py

@@ -0,0 +1,81 @@
+import sys
+from random import randint
+
+class Research:
+    def __init__(self, file_name):
+        self.file_name = file_name
+
+    def file_reader(self, has_header = True):
+        with open(self.file_name, 'r') as file:
+            line = file.readlines()
+            if line[0] == '0,1\n' or line[0] == '1,0\n':
+                self.has_header = False
+            # Если заголовок есть, то начнем записывать со второй строки (start = 1), иначе - с первой
+            start = 0
+            if has_header == True:
+                start = 1
+            list_lists = []
+            for i in range(start, len(line)):
+                list_i = [int(line[i][0])]
+                list_i.append(int(line[i][2]))
+                list_lists.append(list_i)
+            return(list_lists)
+
+    class Calculations:
+        def __init__(self, data):
+            # Создаем объекты, чтобы их можно было вызывать снаружи
+            self.data = data 
+            self.count = self.counts()
+            self.fractions = self.fractions()
+
+        def counts(self):
+            x = [x[0] for x in self.data]
+            y = [y[1] for y in self.data]
+            return [sum(x), sum(y)]
+
+        def fractions(self):
+            return [(self.count[0] / (self.count[0] + self.count[1])) * 100,
+                    (self.count[1] / (self.count[0] + self.count[1])) * 100]
+
+
+    class Analytics(Calculations):
+        def __init__(self, n_steps):
+            self.n_steps = n_steps
+            self.predict = self.predict_random()
+            self.predict_last = self.predict_last()
+
+        def predict_random(self):
+            predict_dict = {0: [0, 1], 1: [1, 0]}
+            return [predict_dict[randint(0, 1)] for x in range(self.n_steps)]
+
+        def predict_last(self):
+            return self.predict[-1]
+
+
+def check_arg(file_name):
+    with open(file_name, 'r') as file:
+        line = file.readlines()
+        # Если пустой файл или одна строка, но не с нужными значениями, то исключение
+        if len(line) == 0 or (len(line) == 1 and (line[0] != '0,1\n' and line[0] != '1,0\n')):
+            raise Exception("Error argument")
+        # Проверяем остальные строки на нужные значения
+        if len(line) > 1:
+            for i in range(1, len(line) - 1):
+                if line[i] != '0,1\n' and line[i] != '1,0\n':
+                    raise Exception("Error argument")
+
+
+if __name__ == '__main__':
+    if len (sys.argv) != 2 or check_arg(sys.argv[1]):
+        raise Exception("Error argument")
+    output = Research(sys.argv[1]).file_reader()
+    element = Research.Calculations(output)
+    predict = Research.Analytics(3)
+    fractions = Research.Calculations.fractions(element)
+    print(element.data)
+    print(element.count[0], element.count[1])
+    print(round(fractions[0], 2), round(fractions[1], 2))
+    print(predict.predict)
+    print(predict.predict_last)
+
+# https://younglinux.info/oopython/init