#4 - Python

Author: Ramirofordev

Roadmap/04 - CADENAS DE CARACTERES/python/Ramirofordev.py

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+# Cadenas de caracteres
+
+string = "Hola Python"
+string2 = "Como estan?"
+
+# Concatenacion 
+print(string + ", " + string2)
+
+# Repeticion
+print(string * 3)
+
+# Acceso a caracteres especificos
+print(string[2])
+
+# Slicing
+print(string[:5])
+
+# Longitud
+print(len(string2))
+
+# Busqueda 
+print('a' in string)
+print('h' in string2)
+
+# Conversion a mayusculas, minusculas y primera letra en mayusculas
+print(string.upper())
+print(string.lower())
+print(string2.title())
+print("me llamo nacho".capitalize())
+
+# Remplazo
+print(string.replace("a", "5"))
+
+# Division
+print(string2.split("o"))
+
+# Eliminacion de espacios al principio y al final
+print("    hola mi nombre es nacho     ".strip())
+
+# Encontrar 
+print(string.find("P"))
+
+# Busqueda al principio y al final
+print(string.startswith("h"))
+print(string.endswith("n"))
+
+
+# Busqueda de ocurrencias
+print(string.count("o"))
+
+# Formateo
+print("AAAA {} texto sin sentido. {}".format(string, string2))
+
+# Interpolacion
+print(f"Viva molotov, {string2}")
+
+# Transformacion en lista de caracteres
+caracters = list(string)
+
+# Transformaciones numericas
+s1 = "12131341"
+s1 = int(s1)
+
+s2 = "1.5"
+s2 = float(s2)
+
+# Transformacion de lista en cadena
+lista = ["Hola", "Python", "Weyes"]
+print(" ".join(lista))
+
+# Comprobaciones
+print(string.isalnum())
+print(string.isalpha())
+print(string.isascii())
+print(string.isdecimal())
+print(string.isdigit())
+print(string.islower())
+# Etc..
+
+# Ejercicio extra
+
+def check(word1: str, word2: str):
+
+    # Palindromos
+    print(f"{word1} es un palindromo?: {word1 == word1[::-1]}")
+    print(f"{word2} es un palindromo?: {word2 == word2[::-1]}")
+
+    # Anagramas
+    print(f"{word1} es un anagrama de {word2}: {sorted(word1) == sorted(word2)}")
+        
+    # Isograma
+    def isogram(word: str) -> bool:
+        
+        word_dict = {}
+        for character in word:
+            word_dict[character] = word_dict.get(character, 0) + 1
+
+        isograma = True
+        values = list(word_dict.values())
+        isagram_len = values[0]
+        for word_count in values:
+            if word_count != isagram_len:
+                isograma = False
+                break
+        return isograma
+
+    print(f"{word2} es un isograma? {isogram(word2)}")
+    print(f"{word2} es un isograma? {isogram(word2)}")
+
+
+check("radar", "Python")
+check("amor", "roma")