Semaine 4, jour 3, matin

Semaine_04/ProgOrObj/.python-version

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+3.12

Semaine_04/ProgOrObj/fractions.py

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+import fractions
+
+
+class Fraction:
+    numerator = 1
+    denominator = 1
+
+    def __init__(self, numerator, denominator):
+        self.numerator = numerator
+        self.denominator = denominator
+
+    def quotient(self):
+        """[Fraction] Chiffre sur Chiffre"""
+        return self.numerator / self.denominator
+    
+    def plus(self, fraction):
+        """[Fraction] Addition de deux fractions"""
+        num = (self.numerator * self.denominator) + (self.denominator + fraction.numerator)
+        den = self.denominator * fraction.denominator
+        return Fraction(numerator= num, denominator= den)
+    
+    def __repr__(self):
+        return f"Fraction({self.numerator}/{self.denominator})"
+    
+tiers = Fraction(numerator= 1, denominator= 3)
+quart = Fraction(1, 4)
+
+# print(tiers.__dict__)
+# print(quart.__dict__)
+# print(Fraction.__dict__)
+
+fraction = tiers.plus(quart)
+print(fraction)

Semaine_04/ProgOrObj/fractions_theorie.py

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+from pprint import pprint
+
+prenom = "John"  # crée une instance (obj) de type 'str' et l'initialise avec la valeur 'John'
+nom = str('Doe') # crée une instance (obj) de type 'str' et l'initialise avec la valeur 'Doe'
+adress = str()   # crée une instance (obj) de type 'str'
+
+# list, dict, tuple, set, bool => types primitives
+
+class Fraction: # pour se differencier des types primitifs
+    numerateur = 1
+    denominateur = 1
+
+    def quotient(self): # self = tiers /quart
+        return self.numerateur / self.denominateur
+
+tiers = Fraction() # crée une instance (obj) de type 'Fraction'
+tiers.numerateur = 1
+tiers.denominateur = 3
+quart = Fraction()
+quart.numerateur = 1
+quart.denominateur = 4
+
+print(tiers.__dict__)
+print(quart.__dict__)
+
+# Mapping proxy
+# pprint(Fraction.__dict__)
+# pprint(tiers.__dict__)
+# print(tiers.denominateur)
+
+# 2 points de vue: Fraction (classe) et tiers (objet)
+print(Fraction.quotient) # <function Fraction.dire_bonjour at 0x100eec720>
+print(tiers.quotient) # <bound method Fraction.dire_bonjour of <__main__.Fraction object at 0x1028937d0>>
+# <bound method Fraction.dire_bonjour of tiers>
+
+print(tiers.quotient()) # TypeError: Fraction.dire_bonjour() takes 0 positional arguments but 1 was given
+# Les methodes lies aux objets ont besoin de savoir QUI les a appeler
+print(quart.quotient())

Semaine_04/ProgOrObj/pyproject.toml

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+[project]
+name = "progorobj"
+version = "0.1.0"
+description = "Add your description here"
+readme = "README.md"
+requires-python = ">=3.12"
+dependencies = []

Semaine_04/ProgOrObj/uv.lock

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+version = 1
+revision = 3
+requires-python = ">=3.12"
+
+[[package]]
+name = "progorobj"
+version = "0.1.0"
+source = { virtual = "." }