[Release] 2024.01.1

.github/workflows/linter.yml

@@ -23,5 +23,7 @@ jobs:
         run: |
           python -m pip install --upgrade pip
           pip install tox tox-gh-actions
-      - name: Run tox
+      - name: Run pylint
         run: tox -e pylint
+      - name: Run flake8
+        run: tox -e flake8

README.rst

@@ -54,6 +54,9 @@ To do this use commands:
     pip install -r requirements.txt
     pip install -e .
 
+Sometimes, you may get an error while installing the source code. Upgrading
+``pip`` to the latest version helps for the most of the times.
+
 .. _pip: https://pip.pypa.io/
 
 Code health check

pyproject.toml

@@ -4,7 +4,7 @@ build-backend = "poetry.core.masonry.api"
 
 [tool.poetry]
 name = "problem-sets"
-version = "2023.10.2"
+version = "2024.01.1"
 description = "Challenges and solutions for the Python training course"
 license = "MIT"
 authors = [
@@ -58,6 +58,7 @@ pytest-cov = "^4.0.0"
 mypy = "^1.2.0"
 pylint = "^2.17.2"
 tox = "^4.4.12"
+flake8 = "^7.0.0"
 
 [tool.poetry.scripts]
 wtk = "wtk.__main__:run"
@@ -100,14 +101,14 @@ max-nested-blocks = 3
 legacy_tox_ini = """
 [tox]
 minversion = 4.0
-envlist = py39, py310, py311, mypy, pylint
+envlist = py39, py310, py311, mypy, pylint, flake8
 isolated_build = true
 skip_missing_interpreters = true
 
 [gh-actions]
 python =
     3.9: py39
-    3.10: py310, mypy, pylint
+    3.10: py310, mypy, pylint, flake8
     3.11: py311
 
 [testenv]
@@ -128,4 +129,10 @@ deps =
     pylint
 commands =
     pylint src
+
+[testenv:flake8]
+deps =
+    flake8
+commands =
+    flake8 src
 """

requirements.txt

@@ -1,28 +1 @@
-astroid==2.15.8
-cachetools==5.3.1
-chardet==5.2.0
-colorama==0.4.6
-coverage==7.3.2
-dill==0.3.7
-distlib==0.3.7
-exceptiongroup==1.1.3
-filelock==3.12.4
-iniconfig==2.0.0
-isort==5.12.0
-lazy-object-proxy==1.9.0
-mccabe==0.7.0
-mypy==1.6.0
-mypy-extensions==1.0.0
-packaging==23.2
-platformdirs==3.11.0
-pluggy==1.3.0
-pylint==2.17.7
-pyproject-api==1.6.1
-pytest==7.4.2
-pytest-cov==4.1.0
-tomli==2.0.1
-tomlkit==0.12.1
-tox==4.11.3
-typing_extensions==4.8.0
-virtualenv==20.24.5
-wrapt==1.15.0
+

src/atm/func.py

@@ -86,7 +86,7 @@ def withdraw_rev(target: int,
 
     """
 
-    raise NotImplementedError  # TODO:
+    raise NotImplementedError
 
 
 def get_total(values: Iterable[Tuple[int, int]]) -> int:

src/calc/__init__.py

@@ -5,6 +5,7 @@
 """
 
 __all__ = [
+    "get_digits_multiplies",
     "get_factorial",
     "get_fibonacci_number",
     "get_fibonacci_number_nr",
@@ -13,6 +14,6 @@
     "get_squares",
 ]
 
-from calc.func import (get_factorial, get_fibonacci_number,
-                       get_fibonacci_number_nr, get_square, get_squares,
-                       get_sum_of_strings)
+from calc.func import (get_digits_multiplies, get_factorial,
+                       get_fibonacci_number, get_fibonacci_number_nr,
+                       get_square, get_squares, get_sum_of_strings)

src/calc/func.py

@@ -184,3 +184,18 @@ def get_sum_of_strings(number_1: str, number_2: str, /) -> str:
         result += str(carry)
 
     return result[::-1]
+
+
+def get_digits_multiplies(origin: int) -> List[int]:
+    """
+    Return the digits multiplies for a given number
+
+    :param origin: a number to find multiplies
+    :type origin: int
+
+    :return: a list of digits multiplies starting from position 10 ** 1
+    :rtype: list
+
+    """
+
+    return [int(digit) for digit in str(origin)[::-1]]

src/quiz/func.py

@@ -43,7 +43,7 @@ def load_questions_from_file(source: Union[str, pathlib.Path]) -> Questions:
 
     fieldnames = ["question", "options", "answer"]
     questions = []
-    with open(source) as io_buff:
+    with open(source) as io_buff:  # pylint: disable=W1514
         reader = csv.DictReader(io_buff, fieldnames=fieldnames)
         for question in reader:
             questions.append({
@@ -64,9 +64,9 @@ def display_question(question: Question) -> None:
 
     """
 
-    print("%s\n" % question["question"])
+    print("%s\n" % question["question"])  # pylint: disable=C0209
     for opt_idx, option in enumerate(question["options"], 1):
-        print("%d: %s" % (opt_idx, option))
+        print("%d: %s" % (opt_idx, option))  # pylint: disable=C0209
 
 
 def gather_answer(question: Question) -> int:

src/sequences/func.py

@@ -247,6 +247,7 @@ def add_spaces(origin: str) -> str:
     return "".join(f" {c}" if c.isupper() else c for c in origin).lstrip()
 
 
+# pylint: disable=C0103
 def get_consecutive_slices(origin: str, n: int) -> List[str]:
     """
     Return possible slices of string as a collection consecutive lists
@@ -301,3 +302,29 @@ def is_vowel(char: str) -> bool:
     vowels = "aeiouAEIOU"
 
     return char in vowels
+
+
+def remove_duplicate_lists(input_list):
+    """
+    Remove duplicate lists from a list of lists.
+
+    :param input_list: collection of nested lists
+    :type input_list: list
+
+    :return: List with duplicate lists removed
+    :rtype: list
+
+    """
+
+    seen = set()
+    result = []
+
+    for sublist in input_list:
+        # Convert each sublist to a tuple to make it hashable
+        sublist_tuple = tuple(sublist)
+
+        if sublist_tuple not in seen:
+            seen.add(sublist_tuple)
+            result.append(sublist)
+
+    return result

src/sorting/__init__.py

@@ -61,10 +61,13 @@
     "heap_sort",
     "insertion_sort",
     "merge_sort",
+    "merge_lists",
     "quick_sort",
     "radix_sort",
     "selection_sort",
     "shell_sort"
 ]
 
-from sorting.func import *
+from sorting.func import (bubble_sort, bucket_sort, counting_sort, heap_sort,
+                          insertion_sort, merge_lists, merge_sort, quick_sort,
+                          radix_sort, selection_sort, shell_sort)

src/wtk/enums.py

@@ -59,7 +59,7 @@ def get_fight_result(attack: FightChoice, defence: FightChoice) -> FightResult:
 
     # perform type validation
     if not isinstance(attack, FightChoice) or \
-        not isinstance(defence, FightChoice):
+       not isinstance(defence, FightChoice):
         attack_cls = attack.__class__.__name__
         defence_cls = defence.__class__.__name__
         raise TypeError(

tests/calc/func_test.py

@@ -66,3 +66,10 @@ def test_sum_of_strings_empty():
     assert calc.get_sum_of_strings("123", "") == "123"
     assert calc.get_sum_of_strings("", "456") == "456"
     assert calc.get_sum_of_strings("", "") == "0"
+
+
+def test_find_digits_multiplies():
+    assert calc.get_digits_multiplies(123) == [3, 2, 1]
+    assert calc.get_digits_multiplies(456) == [6, 5, 4]
+    assert calc.get_digits_multiplies(0) == [0]
+    assert calc.get_digits_multiplies(2048) == [8, 4, 0, 2]

tests/sequences/func_test.py

@@ -1,5 +1,5 @@
-import pytest
-
+import pytest 
+from sequences.func import remove_duplicate_lists
 import sequences
 
 
@@ -101,3 +101,35 @@ def test_is_vowel():
     assert sequences.is_vowel('A') is True
     assert sequences.is_vowel('1') is False
     assert sequences.is_vowel('@') is False
+
+
+def test_remove_duplicate_lists():
+    # Test cases with duplicate lists
+    input_list1 = [[1, 2, 3], [4, 5], [1, 2, 3], [6, 7]]
+    expected_output1 = [[1, 2, 3], [4, 5], [6, 7]]
+
+    input_list2 = [['a', 'b'], [1, 2], ['a', 'b'], ['c', 'd']]
+    expected_output2 = [['a', 'b'], [1, 2], ['c', 'd']]
+
+    # Test cases without duplicate lists
+    input_list3 = [[1, 2], [3, 4], [5, 6]]
+    expected_output3 = [[1, 2], [3, 4], [5, 6]]
+
+    input_list4 = [['x', 'y'], ['z'], ['p', 'q'], ['r', 's']]
+    expected_output4 = [['x', 'y'], ['z'], ['p', 'q'], ['r', 's']]
+
+    # Test the function with the test cases
+    assert remove_duplicate_lists(input_list1) == expected_output1
+    assert remove_duplicate_lists(input_list2) == expected_output2
+    assert remove_duplicate_lists(input_list3) == expected_output3
+    assert remove_duplicate_lists(input_list4) == expected_output4
+
+    # Test with an empty list
+    assert remove_duplicate_lists([]) == []
+
+    # Test with a list containing a single empty sublist
+    input_list5 = [[]]
+    expected_output5 = [[]]
+    assert remove_duplicate_lists(input_list5) == expected_output5
+
+# You can add more test cases as needed