Lesson5

companies.txt

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+������� ��� 2000 3000
+��������� ��� 6000 1000
+������� ��� 60000 7000
+���������� �� 200 150

data.txt

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+001
+02
+3 0
+40
+5000
+61 xxxx rrrrrrr 0
+7

fortask4.txt

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+One - 1
+Two - 2
+Three - 3
+Four - 4

nums.txt

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+0 75 80 54 31 28 89 14 72 43 94 71 34 6 86 88 66 57 96 22

subjects.txt

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+�����������: 100(�) 50(��) 20(���).
+������: 30(�) � 10(���)
+�����������: � 30(��)

task1.py

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+print('Запиши строки в файл, используй пробел для выхода:')
+my_rows = []
+while True:
+    new_row = input()
+    if new_row == ' ':
+        file = open('data.txt', 'w')
+        file.writelines(my_rows)
+        file.close()
+        print('Я все записал!')
+        break
+    my_rows.append(new_row+'\n')
+

task2.py

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+with open('data.txt') as file:
+    rows = file.readlines()
+print(f'Всего {len(rows)} строк')
+i = 0
+for string in rows:
+    words = string.split()
+    i += 1
+    print(f'в {i} строке количество строк = {len(words)} ')

task3.py

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+with open('workers.txt') as file:
+    rows = file.readlines()
+lowers = []
+oklads = []
+for row in rows:
+    name, oklad = row.split()
+    oklad = int(oklad)
+    oklads.append(oklad)
+    if int(oklad) < 20000:
+        lowers.append(name)
+print('У сотрудников', end=': ')
+for lower in lowers:
+    print(lower, sep=', ', end=', ')
+print('оклад меньше 20000')
+avg = sum(oklads)/len(oklads)
+print(f'средний оклад {round(avg,2)}')

task4.py

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+def to_dict(input_string):
+    slovar = {
+        "Zero": "Ноль",
+        "One": "Один",
+        "Two": "Два",
+        "Three": "Три",
+        "Four": "Четыре",
+        "Five": "Пять",
+        "Six": "Шесть",
+        "Seven": "Семь",
+        "Eight": "Восемь",
+        "Nine": "Девять"
+    }
+    one_row = input_string.split(' - ')
+    one_row[0] = slovar[one_row[0]]
+    return ' - '.join(one_row)
+
+with open('fortask4.txt') as file:
+    rows = file.readlines()
+
+rows = list(map(to_dict, rows))
+if(rows):
+    with open("res-task4.txt", "w") as f_obj:
+        print(''.join(rows), file=f_obj)

task5.py

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+import random
+my_list = [random.randint(0, 100) for _ in range(20)]
+with open('nums.txt', 'w') as file:
+    if file.write(' '.join(str(x) for x in my_list)):
+        print('Записано!')
+
+with open('nums.txt') as file:
+    rows = file.readlines()
+for numbers in rows:
+    nums = [int(el) for el in numbers.split()]
+    break
+print(f'Сумма {sum(nums)}')

task6.py

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+def only_nums(string):
+    num_list = []
+    num = ''
+    for char in string:
+        if char.isdigit():
+            num = num + char
+        else:
+            if num != '':
+                num_list.append(int(num))
+                num = ''
+    if num != '':
+        num_list.append(int(num))
+    return sum(num_list)
+
+
+with open('subjects.txt') as file:
+    rows = file.readlines()
+new_dict = {}
+
+for row in rows:
+    ar_row = row.split(':')
+    new_dict[ar_row[0]] = only_nums(ar_row[1])
+
+print(new_dict)

task7.py

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+import json
+profit_dict = {}
+pr = {}
+profit = 0
+profit_average = 0
+i = 0
+with open('companies.txt', 'r') as file:
+    for line in file:
+        company, form, income, outlay = line.split()
+        company_name = form + ' ' + company
+        profit_dict[company_name] = int(income) - int(outlay)
+        if profit_dict.setdefault(company_name) >= 0:
+            profit = profit + profit_dict.setdefault(company_name)
+            i += 1
+    if i != 0:
+        profit_average = profit / i
+        print(f'Средняя прибыль - {profit_average:.2f}')
+    else:
+        print(f'Все работают в убыток')
+    pr = {'средняя прибыль': round(profit_average)}
+    profit_dict.update(pr)
+    print(f'Прибыль по компаниям - {profit_dict}')
+
+with open('companies.json', 'w') as write_js:
+    json.dump(profit_dict, write_js)
+    js_file = json.dumps(profit_dict)
+    print(f'записано в файл.')

workers.txt

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+Ivanov 80000
+Petrov 95000
+Sidorov 105000
+Silver 250000
+Brown 19500