forked from menault/2026_TD2_DEV51_Qualite_Algo
99 lines
2.6 KiB
Python
99 lines
2.6 KiB
Python
"""
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R5.A.04 - Qualité Algorithmique
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TD Complexité cyclomatique - Partie Python
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Pour chaque fonction, calculez la complexité cyclomatique M.
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"""
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# Exercice P1
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def celsius_vers_fahrenheit(celsius):
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return celsius * 9 / 5 + 32
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# Exercice P2
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def signe(x):
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if x > 0:
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return 1
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elif x < 0:
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return -1
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return 0
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# Exercice P3
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def notes_valides(notes):
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return [n for n in notes if 0 <= n <= 20]
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# Exercice P4
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def mention(moyenne):
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mentions = {16: "Très bien", 14: "Bien", 12: "Assez bien", 10: "Passable"}
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for seuil, libelle in mentions.items():
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if moyenne >= seuil:
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return libelle
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return "Ajourné"
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def analyser_caractere(c,majuscule,minuscule,chiffre,special):
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if c.isupper():
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majuscule = True
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elif c.islower():
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minuscule = True
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elif c.isdigit():
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chiffre = True
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else:
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special = True
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return majuscule,minuscule,chiffre,special
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def verif_petit(len, problemes):
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if len <12:
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problemes.append("trop court")
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def verif_no_min_maj(min,maj,problemes):
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if not (maj and min):
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problemes.append("mélanger majuscules et minuscules")
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def verif_chiffre(chiffre,problemes):
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if not chiffre:
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problemes.append("ajouter un chiffre")
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def verif_special(special,problemes):
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if not special:
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problemes.append("ajouter un caractère spécial")
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def verif_mdp_is_not_login(login,mdp,problemes):
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if login and login.lower() in mdp.lower():
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problemes.append("ne pas contenir le login")
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def verif_carac_identique(mdp,problemes):
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for i in range(len(mdp) - 2):
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if mdp[i] == mdp[i + 1] == mdp[i + 2]:
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problemes.append("éviter 3 caractères identiques")
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return
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def verif_fort(problemes):
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if not problemes:
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return "fort", []
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return ("moyen" if len(problemes) <= 2 else "faible"), problemes
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def analyser_mot_de_passe(mdp, login=None):
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problemes = []
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majuscule = minuscule = chiffre = special = False
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for c in mdp:
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majuscule,minuscule,chiffre,special = analyser_caractere(c,majuscule,minuscule,chiffre,special)
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print(majuscule,minuscule,chiffre,special)
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verif_petit(len(mdp), problemes)
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verif_no_min_maj(minuscule,majuscule,problemes)
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verif_chiffre(chiffre,problemes)
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verif_special(special,problemes)
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verif_mdp_is_not_login(login,mdp,problemes)
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verif_carac_identique(mdp,problemes)
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return verif_fort(problemes)
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if __name__ == "__main__":
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print(celsius_vers_fahrenheit(20), signe(-3), notes_valides([12, 25, -1, 8]),
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mention(13.5), analyser_mot_de_passe("Motdepasse123!", "maxime"))
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