README.md

@@ -15,7 +15,7 @@ Repository for CDS-2020 Programming and Promt Engineering II
 |build|Build-System, Dependencies|build: update requirements.txt|
 
 # Codewars
-|Title|Source (src/codewars/)|Test (tests/test_codewars/)|URL|
+|Title|Source (src/codewars/)|Test (test/test_codewars/)|URL|
 |-|-|-|-|
 |Find the force of gravity between two objects|kata_force_of_gravity.py|test_force_of_gravity.py|[5b609ebc8f47bd595e000627](https://www.codewars.com/kata/5b609ebc8f47bd595e000627)|
 |The Lamp: Revisited|kata_the_lamp.py|test_the_lamp.py|[570e6e32de4dc8a8340016dd](https://www.codewars.com/kata/570e6e32de4dc8a8340016dd)|
@@ -31,5 +31,3 @@ Repository for CDS-2020 Programming and Promt Engineering II
 |Next bigger number with the same digits|kata_next_bigger_number_same_digits.py|test_next_bigger_number_same_digits.py|[55983863da40caa2c900004e](https://www.codewars.com/kata/55983863da40caa2c900004e)|
 |Snail|kata_snail.py|test_snail.py|[521c2db8ddc89b9b7a0000c1](https://www.codewars.com/kata/521c2db8ddc89b9b7a0000c1)|
 |Chinese Numeral Encoder|kata_chinese_numeral_encoder.py|test_chinese_numeral_encoder.py|[52608f5345d4a19bed000b31](https://www.codewars.com/kata/52608f5345d4a19bed000b31)|
-|RGB To Hex Conversion|kata_rgb_2_hex.py|test_rgb_2_hex.py|[513e08acc600c94f01000001](https://www.codewars.com/kata/513e08acc600c94f01000001)|
-|Most frequently used words in a text|kata_most_words_used.py|test_most_words_used.py|[51e056fe544cf36c410000fb](https://www.codewars.com/kata/51e056fe544cf36c410000fb)|

src/codewars/kata_most_words_used.py

@@ -1,2 +0,0 @@
-def top_3_words(text):
-    return None

src/codewars/kata_rgb_2_hex.py

@@ -1,11 +0,0 @@
-def rgb(r, g, b):
-    rgb = {"r": int(r), "g": int(g), "b": int(b)}
-
-    for decimal in rgb:
-        rgb[decimal] = min(255, max(rgb[decimal], 0))
-        rgb[decimal] = hex(rgb[decimal]).split("x")[-1]
-
-        if len(rgb[decimal]) == 1:
-            rgb[decimal] = "0" + rgb[decimal]
-
-    return f"{rgb['r']}{rgb['g']}{rgb['b']}".upper()

src/tutorial/hints/load_scores.py

@@ -1,8 +0,0 @@
-def load_scores(data: list[tuple[str, str | int]]) -> dict:
-    result = {}
-    for name, points in data:
-        result[name] = int(points)
-    return result
-
-
-print(load_scores([("Sandro", "54"), ("Arif", "45"), ("Sidney", 89)]))

src/tutorial/testing/practice/bmi.py

@@ -1,16 +0,0 @@
-# Task: Schreibt für die folgende Aufgabe einige Unit-Test. Nutzt dazu für den Happy-Path einen parametrisierten Test für
-# einige valide Inputs und Outputs
-
-
-def calculate_bmi(weight_kg: float, height_m: float) -> float:
-    """
-    Berechnet den Body Mass Index (BMI).
-    BMI = Gewicht (kg) / Grösse (m)^2
-    """
-    if weight_kg <= 0 or height_m <= 0:
-        raise ValueError("Gewicht und Grösse müssen positiv sein.")
-    return weight_kg / (height_m**2)
-
-
-if __name__ == "__main__":
-    print(calculate_bmi(weight_kg=72, height_m=1.84))

src/tutorial/testing/practice/catching_exeptions.py

@@ -1,29 +0,0 @@
-# TASK: Schreibe sinnvolle Tests für die folgende Funktion
-# Schreibe Tests für die korrekte Struktur des Outputs der Funktion
-# Teste, ob bei Übergabe von 'falschem' Parameter data eine Exception geworfen wird
-
-# https://docs.python.org/3/library/exceptions.html
-# Passing arguments of the wrong type (e.g. passing a list when an int is expected) should result in a TypeError,
-# but passing arguments with the wrong value (e.g. a number outside expected boundaries) should result in a ValueError.
-
-
-def double_integers(data: list[int]) -> list[int]:
-    """Doubles a list of given integers
-
-    :param data: list of integers
-    :return: list of doubled integers
-    """
-
-    if not isinstance(data, list):
-        raise TypeError("data must be a list")
-    if not all([isinstance(i, int) for i in data]):
-        raise TypeError("data may contain only integers")
-
-    return [i * 2 for i in data]
-
-
-if __name__ == "__main__":
-
-    data = [1, 2, 3]
-    result = double_integers(data)
-    print(result)

src/tutorial/testing/practice/kata_list_filtering.py

@@ -1,14 +0,0 @@
-# https://www.codewars.com/kata/53dbd5315a3c69eed20002dd
-# level: 7 kyu
-
-# In this kata you will create a function that takes a list of non-negative integers and strings and returns a new
-# list with the strings filtered out.
-#
-# Example
-# filter_list([1,2,'a','b']) == [1,2]
-# filter_list([1,'a','b',0,15]) == [1,0,15]
-# filter_list([1,2,'aasf','1','123',123]) == [1,2,123]
-
-
-def filter_list(a_list):
-    return [i for i in a_list if isinstance(i, int)]

src/tutorial/testing/practice/pandas_filter_rows.py

@@ -1,37 +0,0 @@
-# https://www.codewars.com/kata/5ea2baed9345eb001e8ce394
-# 7 kyu
-
-# Input parameters
-
-# dataframe: pandas.DataFrame object
-# col: target column
-# func: filter function
-
-# Task
-# Your function must return a new pandas.DataFrame object with the same columns as the original input. However,
-# include only the rows whose cell values in the designated column evaluate to False by func.
-#
-# Input DataFrame will never be empty. The target column will always be one of the dataframe columns. Filter function
-# will be a valid one. Index value must remain the same.
-
-# REMARK: leichte Modifikation -> es wird ausgegeben, was in der Funktion definiert wurde (True) und nicht umgekehrt.
-
-import pandas as pd
-
-
-def filter_dataframe(df, col, func):
-    if col not in df.columns:
-        raise ValueError(f"Column '{col}' is not present in the DataFrame.")
-    mask = df[col].apply(func)
-    return df[mask]
-
-
-if __name__ == "__main__":
-
-    df = pd.DataFrame(
-        {
-            "A": [1, 2, 3, 4, 5],
-        }
-    )
-
-    print(filter_dataframe(df, "A", lambda x: x >= 4))

src/tutorial/testing/practice/vowel_count.py

@@ -1,18 +0,0 @@
-# https://www.codewars.com/kata/54ff3102c1bad923760001f3
-# level: 7 kyu
-
-# Return the number (count) of vowels in the given string.
-# We will consider a, e, i, o, u as vowels for this Kata (but not y).
-# The input string will only consist of lower case letters and/or spaces.
-
-
-def get_count(inputStr):
-    num_vowels = 0
-    for char in inputStr:
-        if char in "aeiouAEIOU":
-            num_vowels = num_vowels + 1
-    return num_vowels
-
-
-if __name__ == "__main__":
-    print(get_count("Hello World"))

src/tutorial/testing/shop/pricing.py

@@ -1,6 +0,0 @@
-def discount_price(price: float, percent: float) -> float:
-    if price < 0:
-        raise ValueError("Price must be >= 0")
-    if not 0 <= percent <= 100:
-        raise ValueError("Percent must be between 0 and 100")
-    return price - price * percent / 100

tests/tests_codewars/test_most_words_used.py

@@ -1,5 +0,0 @@
-from src.codewars.kata_most_words_used import top_3_words
-
-
-def test_top_3_words():
-    assert top_3_words() == 0

tests/tests_codewars/test_rgb_2_hex.py

@@ -1,16 +0,0 @@
-from src.codewars.kata_rgb_2_hex import rgb
-import pytest
-
-
-@pytest.mark.parametrize(
-    ("r", "g", "b", "expected"),
-    [
-        (0, 0, 0, "000000"),
-        (1, 2, 3, "010203"),
-        (255, 255, 255, "FFFFFF"),
-        (254, 253, 252, "FEFDFC"),
-        (-20, 275, 125, "00FF7D"),
-    ],
-)
-def test_rgb_2_hex(r, g, b, expected):
-    assert rgb(r, g, b) == expected

tests/tests_tutorial/shop/test_pricing.py

@@ -1,21 +0,0 @@
-from src.tutorial.testing.shop.pricing import discount_price
-import pytest
-
-
-def test_discount_price_reduces_price():
-    result = discount_price(100.0, 20.0)
-    assert result == 80
-
-    assert discount_price(100.0, 50.0) == 50
-    assert discount_price(100.0, 0) == 100
-    assert discount_price(100.0, 100) == 0
-
-
-def test_negative_orice_raises_value_error() -> None:
-    with pytest.raises(ValueError):
-        discount_price(-100.0, 50.0) is ValueError
-
-
-def test_percent_above_hundered_message() -> None:
-    with pytest.raises(ValueError, match="between 0 and 100"):
-        discount_price(100.0, 150.0)

tests/tests_tutorial/test_catching_exeptions.py

@@ -1,24 +0,0 @@
-from src.tutorial.testing.practice.catching_exeptions import double_integers
-import pytest
-
-
-@pytest.mark.parametrize(
-    ("input", "expected"),
-    [
-        ([1, 2, 3], [2, 4, 6]),
-        ([5], [10]),
-        ([100, 900, -2], [200, 1800, -4]),
-    ],
-)
-def test_double_integers(input, expected):
-    assert double_integers(input) == expected
-
-
-def test_argument_is_list():
-    with pytest.raises(TypeError, match="data must be a list"):
-        double_integers(4)
-
-
-def test_list_with_integers_only():
-    with pytest.raises(TypeError, match="data may contain only integers"):
-        double_integers([4, 3, 2, "str"])

tests/tests_tutorial/test_kata_list_filtering.py

@@ -1,24 +0,0 @@
-from src.tutorial.testing.practice.kata_list_filtering import filter_list
-import pytest
-
-
-@pytest.mark.parametrize(
-    ("input", "expected"),
-    [
-        ([3, 5, "m", "0", 7], [3, 5, 7]),
-        (["3", "5", "m", "0", "f"], []),
-        ([1, 2, 3], [1, 2, 3]),
-    ],
-)
-def test_filter_list(input, expected):
-    assert filter_list(input) == expected
-
-
-def test_parameter_is_list():
-    input = [7, 9, 0]
-    result = isinstance(input, list)
-    assert result
-
-    input = 9
-    result = isinstance(input, list)
-    assert not result

tests/tests_tutorial/test_pandas_filter_rows.py

@@ -1,20 +0,0 @@
-from src.tutorial.testing.practice.pandas_filter_rows import filter_dataframe
-import pytest
-import pandas as pd
-
-
-@pytest.fixture
-def standard_df():
-    df = pd.DataFrame(
-        {
-            "A": [1, 2, 3, 4, 5],
-            "B": [0, 2, 2, 4, 5],
-            "C": [1, 2, 3, 8, 5],
-        }
-    )
-    return df
-
-
-def test_col_not_in_dataframe(standard_df):
-    with pytest.raises(ValueError):
-        filter_dataframe(standard_df, "Z", lambda x: x >= 4)