Merge pull request 4GeeksAcademy#116 from josemoracard/jose7-12.2-Map_function_inside_variable

exercises 12.2-Map_function_inside_variable to 16-Techno_beat

Author: alesanchezr

.gitignore

@@ -13,7 +13,7 @@
 !/exercises/*
 
 *.pyc
-__pycache__/
+
 .pytest_cache/
 
 !/.learn

exercises/12.2-Map_function_inside_variable/README.es.md

@@ -1,14 +1,14 @@
 # `12.2` Map function inside a variable
 
-La variable names contiene muchos nombres 😒 (daah...)
+La variable `names` contiene muchos nombres (😒 daah...)
 
-La función `prepender` almacenada en la variable devuelve lo que sea que se le pase pero agregando antes: `'My name is:'`
+La función ya definida `prepender` devuelve lo que sea que se le pase pero agregando antes: `'My name is: '`.
 
 ## 📝 Instrucciones:
 
 1. Por favor, mapea la lista de nombres usando la función `prepender` para crear una nueva lista que se parezca a esto:
 
-## Resultado Esperado:
+## 💻 Resultado esperado:
 
 ```py
 [ 'My name is: Alice',

exercises/12.2-Map_function_inside_variable/README.md

@@ -1,15 +1,14 @@
 # `12.2` Map function inside a variable
 
-The variable names contains a lot of names (:unamused: dugh...)
+The variable `names` contains a lot of names (😒 duh...)
 
-The function stored in the variable `prepender` returns whatever is passed to it but prepended with the string: `'My name is:'`.
+The already defined function `prepender` returns whatever is passed to it but is prepended with the string: `'My name is: '`.
 
-## 📝Instructions:
+## 📝 Instructions:
 
-1. Please map the names list  using the `prepender` function
-to create a new list that looks like this:
+1. Please map the names list using the `prepender` function to create a new list that looks like this:
 
-## Expected Result:
+## 💻 Expected result:
 
 ```py
 [ 'My name is: Alice',

exercises/12.2-Map_function_inside_variable/app.py

@@ -1,5 +1,6 @@
-names = ['Alice','Bob','Marry','Joe','Hilary','Stevia','Dylan']
+names = ['Alice', 'Bob', 'Marry', 'Joe', 'Hilary', 'Stevia', 'Dylan']
 
 def prepender(name):
     return "My name is: " + name
-#Your code go here:
+    
+# Your code here

exercises/12.2-Map_function_inside_variable/solution.hide.py

@@ -0,0 +1,10 @@
+names = ['Alice', 'Bob', 'Marry', 'Joe', 'Hilary', 'Stevia', 'Dylan']
+
+def prepender(name):
+    return "My name is: " + name
+    
+# Your code here
+
+new_list = list(map(prepender, names))
+
+print(new_list)

exercises/12.2-Map_function_inside_variable/test.py

@@ -1,7 +1,7 @@
 import io, sys, pytest, os, re
 path = os.path.dirname(os.path.abspath(__file__))+'/app.py'
 
-@pytest.mark.it("Print the all the names as in the output")
+@pytest.mark.it("Print all the names as in the output")
 def test_multp(capsys, app):
     import app
     captured = capsys.readouterr()
@@ -11,4 +11,4 @@ def test_multp(capsys, app):
 def test_map():
     f = open(os.path.dirname(os.path.abspath(__file__)) + '/app.py')
     content = f.read()
-    assert content.find("map") > 0
+    assert content.find("map") > 0

exercises/12.3-Map_data_types/README.es.md

@@ -1,18 +1,18 @@
-# `12.3` Map data type
+# `12.3` Map data types
 
 Muchas veces las listas vienen con valores mixtos y necesitamos unificarlos dentro de un solo tipo de datos.
 
 ## 📝 Instrucciones:
 
 1. Actualiza la función `type_list()` para hacer que cree una nueva lista (`new_list`) que contenga el tipo de dato que corresponde a cada elemento de la lista original.
 
-## 💡 Pista:
+## 💡 Pistas:
 
 + Usa la función `type()` para obtener el tipo de dato.
 
 + Más sobre tipos de datos: https://www.w3schools.com/python/python_datatypes.asp
 
-## Resultado esperado:
+## 💻 Resultado esperado:
 
 ```py
 [<class 'str'>, <class 'str'>, <class 'str'>, <class 'str'>, <class 'str'>, <class 'str'>, <class 'int'>, <class 'int'>]

exercises/12.3-Map_data_types/README.md

@@ -1,18 +1,18 @@
 # `12.3` Map data types
 
-Some times lists come with mixed values and you need to unify them into only one data type.
+Sometimes lists come with mixed values, and you need to unify them into only one data type.
 
-## 📝Instructions:
+## 📝 Instructions:
 
-1. Update the map function to make it create a **new list** that contains the data types of each corresponding item from the original list.
+1. Update the `type_list` function to make it create a `new_list` that contains the data types of each corresponding item from the original list.
 
-## 💡 Hint:
+## 💡 Hints:
 
 + Use the `type()` function to get the data type.
 
 + More about data type: https://www.w3schools.com/python/python_datatypes.asp
 
-## Expected result:
+## 💻 Expected result:
 
 ```py
 [<class 'str'>, <class 'str'>, <class 'str'>, <class 'str'>, <class 'str'>, <class 'str'>, <class 'int'>, <class 'int'>]

exercises/12.3-Map_data_types/app.py

@@ -1,8 +1,9 @@
-list_Strings = ['1','5','45','34','343','34',6556,323]
-
+mixed_list = ['1','5','45','34','343','34',6556,323]
 
 def type_list(items):
-        return items
+        # Your code here
+        return 
+
+new_list = list(map(type_list, mixed_list))
 
-new_list = list(map(type_list, list_Strings))
-print(new_list)
+print(new_list)

exercises/12.3-Map_data_types/solution.hide.py

@@ -0,0 +1,9 @@
+mixed_list = ['1','5','45','34','343','34',6556,323]
+
+def type_list(items):
+        # Your code here
+        return type(items)
+
+new_list = list(map(type_list, mixed_list))
+
+print(new_list)

exercises/12.3-Map_data_types/test.py

@@ -1,7 +1,7 @@
 import io, sys, pytest, os, re
 path = os.path.dirname(os.path.abspath(__file__))+'/app.py'
 
-@pytest.mark.it("Print all data types of the list")
+@pytest.mark.it("Print all data types from the mixed_list")
 def test_multp(capsys, app):
     import app
     captured = capsys.readouterr()
@@ -11,4 +11,4 @@ def test_multp(capsys, app):
 def test_map():
     f = open(os.path.dirname(os.path.abspath(__file__))+'/app.py')
     content = f.read()
-    assert content.find("map") > 0
+    assert content.find("map") > 0

exercises/12.4-Map_list_of_objects/README.es.md

@@ -1,26 +1,26 @@
-# `12.4` Map a list of objects
-
-El escenario más común para la función de mapeo es simplificar listas dadas, por ejemplo:
-
-El actual algoritmo crea una lista con solo los nombres de personas (`name_list`) y los imprime en la consola.
+# `12.4` Map a list of dictionaries
 
 ## 📝 Instrucciones:
 
-1. En este momento la función está imprimiendo solo los nombres. Por favor, actualiza la función de mapeo, de modo que cree una lista donde cada elemento contenga lo siguiente:
+1. En este momento la función `format_greeting` está imprimiendo solo los nombres. Por favor, actualiza la función de mapeo, de modo que cree una lista donde cada elemento contenga lo siguiente:
+
+```py
+'Hello, my name is <name> and I am <age> years old'
+```
 
-`Hello my name is <name> and I am <age> years old.`
+## 💡 Pistas:
 
-## 💡 Pista:
+- Tienes que obtener la edad de cada persona de acuerdo a su fecha de nacimiento (`birth_date`).
 
-- Tienes que obtener la edad de cada persona de acuerdo a su cumpleaños (`birthDate`).
+- Tómate tu tiempo para entender la función ya definida `calculate_age`.
 
-- Busca en Google "como obtener una fecha de nacimiento dada en python.
+- Busca en Google "cómo obtener la edad de alguien dada su fecha de nacimiento python".
 
-- Dentro de tu función de simplificación debes devolver una concatenación.
+- Dentro de tu función `format_greeting` debes devolver una concatenación.
 
-## Resultado esperado:
+## 💻 Resultado esperado:
 
-La salida esperada debería ser similar a esta:
+Debe quedar algo similar a esto, sin embargo, las edades pueden variar.
 
 ```py
 [ 'Hello, my name is Joe and I am 32 years old',

exercises/12.4-Map_list_of_objects/README.md

@@ -1,26 +1,26 @@
-# `12.4` Map a list of objects
-
-The most common scenario for the mapping function is for simplifying given lists, for example:
-
-The current algorithm creates a list with only the names of the people and prints it on the console.
+# `12.4` Map a list of dictionaries
 
 ## 📝 Instructions:
 
-1. At this time the function is printing the names only. Please update the mapping function so it creates a list where each item contains the following:
+1. At this time, the function `format_greeting` is printing the names only. Please update the mapping function so it creates a list where each item contains the following:
+
+```py
+'Hello, my name is <name> and I am <age> years old'
+```
 
-`Hello, my name is Joe and I am 13 years old`
+## 💡 Hints:
 
-## 💡 Hint:
++ You have to get the age of each person based on their `birth_date`.
 
-+ You have to get the age of each people based on their `birthDate`.
++ Take your time to understand the already defined `calculate_age` function.
 
-+ Search in Google "How to get the age of given birth date in python"
++ Search in Google "How to get the age of a given birth date in python".
 
-+ Inside your simplifier function you have to return a concatenation.
++ Inside your `format_greeting` function you have to return a concatenation.
 
-## Expected result:
+## 💻 Expected result:
 
-The expected output should look similar but not exactly to this:
+The result should be similar to this, but the ages might be different.
 
 ```py
 [ 'Hello, my name is Joe and I am 32 years old',

exercises/12.4-Map_list_of_objects/app.py

@@ -1,20 +1,23 @@
 import datetime
 
-
 people = [
-	{ "name": 'Joe', "birthDate": datetime.datetime(1986,10,24) },
-	{ "name": 'Bob', "birthDate": datetime.datetime(1975,5,24) },
-	{ "name": 'Erika', "birthDate": datetime.datetime(1989,6,12) },
-	{ "name": 'Dylan', "birthDate": datetime.datetime(1999,12,14) },
-	{ "name": 'Steve', "birthDate": datetime.datetime(2003,4,24) }
+	{ "name": 'Joe', "birth_date": datetime.datetime(1986,10,24) },
+	{ "name": 'Bob', "birth_date": datetime.datetime(1975,5,24) },
+	{ "name": 'Erika', "birth_date": datetime.datetime(1989,6,12) },
+	{ "name": 'Dylan', "birth_date": datetime.datetime(1999,12,14) },
+	{ "name": 'Steve', "birth_date": datetime.datetime(2003,4,24) }
 ]
 
-
-def calculateAge(birthDate):
+def calculate_age(date_of_birth):
     today = datetime.date.today()
-    age = today.year - birthDate.year - ((today.month, today.day) < (birthDate.month, birthDate.day))
+    age = today.year - date_of_birth.year - ((today.month, today.day) < (date_of_birth.month, date_of_birth.day))
     return age
 
-name_list = list(map(lambda person:  person["name"] , people))
-print(name_list)
+def format_greeting(person):
+    # Your code here
+    return person["name"]
 
+
+name_list = list(map(format_greeting, people))
+
+print(name_list)

exercises/12.4-Map_list_of_objects/solution.hide.py

@@ -0,0 +1,24 @@
+import datetime
+
+people = [
+	{ "name": 'Joe', "birth_date": datetime.datetime(1986,10,24) },
+	{ "name": 'Bob', "birth_date": datetime.datetime(1975,5,24) },
+	{ "name": 'Erika', "birth_date": datetime.datetime(1989,6,12) },
+	{ "name": 'Dylan', "birth_date": datetime.datetime(1999,12,14) },
+	{ "name": 'Steve', "birth_date": datetime.datetime(2003,4,24) }
+]
+
+def calculate_age(date_of_birth):
+    today = datetime.date.today()
+    age = today.year - date_of_birth.year - ((today.month, today.day) < (date_of_birth.month, date_of_birth.day))
+    return age
+
+def format_greeting(person):
+    # Your code here
+    name = person["name"]
+    age = calculate_age(person["birth_date"])
+    return f"Hello, my name is {name} and I am {age} years old"
+
+name_list = list(map(format_greeting, people))
+
+print(name_list)

exercises/12.4-Map_list_of_objects/test.py

@@ -1,7 +1,7 @@
 import io, sys, pytest, os, re, datetime
 path = os.path.dirname(os.path.abspath(__file__))+'/app.py'
 
-@pytest.mark.it("Each element needs to have this output: !!😎")
+@pytest.mark.it("Each element should to have the correct output")
 def test_multp(capsys, app):
     import app
     people = [
@@ -19,7 +19,7 @@ def calculateAge(birthDate):
     captured = capsys.readouterr()
     assert str(name_list) in captured.out
 
-@pytest.mark.it("Use the map function ")
+@pytest.mark.it("Use the map function")
 def test_map():
     f = open(os.path.dirname(os.path.abspath(__file__))+'/app.py')
     content = f.read()

exercises/12.5-Yes_and_no/README.es.md

@@ -2,24 +2,23 @@
 
 ## 📝 Instrucciones:
 
-1. Por favor, usa la funcionalidad de mapeo de lista para iterar la lista de buleanos y crear una nueva lista que contenga el texto `'wiki'` por cada 1 y `'woko'` por cada 0 que tenga la lista original.
+1. Por favor, usa la funcionalidad de mapeo de lista para iterar la lista de booleanos y crear una nueva lista que contenga el texto `'wiki'` por cada `1` y `'woko'` por cada `0` de la lista original.
 
 2. Imprime la nueva lista en la consola.
 
-## 💡 Pista:
+## 💡 Pistas:
 
 - Debes mapear la lista entera.
 
 - Dentro de tu función de mapeo necesitas usar un condicional para verificar si el valor actual es `1` o `0`.
 
-- Si el valor es 1 asignas el texto `'wiki'`.
+- Si el valor es `1` asignas el texto `'wiki'`.
 
-- Si el valor es 0 asignas el texto `'woko'`.
+- Si el valor es `0` asignas el texto `'woko'`.
 
-## Resultado esperado:
+## 💻 Resultado esperado:
 
 ```py
-
-[ 'woko',   'wiki',   'woko',   'woko',   'wiki',   'wiki',   'wiki',   'woko',   'woko',   'wiki',   'woko',   'wiki',   'wiki',   'woko',   'woko',   'woko',   'woko',   'woko',   'woko',   'woko',   'woko',   'wiki',   'woko',   'woko',   'woko',   'woko',   'wiki' ]
+[ 'woko', 'wiki', 'woko', 'woko', 'wiki', 'wiki', 'wiki', 'woko', 'woko', 'wiki', 'woko', 'wiki', 'wiki', 'woko', 'woko', 'woko', 'woko', 'woko', 'woko', 'woko', 'woko', 'wiki', 'woko', 'woko', 'woko', 'woko', 'wiki' ]
 ```
 

exercises/12.5-Yes_and_no/README.md

@@ -1,23 +1,23 @@
 # `12.5` Yes and no
 
-## 📝Instructions:
+## 📝 Instructions:
 
-1. Please use the list map functionality to loop the list of booleans and create a new list that contains the string `'wiki'` for every `1` and `'woko'` for every `0` that the original list had.
+1. Please use the map functionality to loop the list of booleans and create a new list that contains the string `'wiki'` for every `1` and `'woko'` for every `0` that the original list had.
 
 2. Print that list on the console.
 
-## 💡 Hint:
+## 💡 Hints:
 
 + You need to map the entire list.
 
 + Inside your mapping function you need to use a conditional to verify if the current value is `0` or `1`.
 
-+ If the current value is 1 you print the string `'wiki'`.
++ If the current value is `1` you print the string `'wiki'`.
 
-+ If the current value is 0 you print the string `'woko'`.
++ If the current value is `0` you print the string `'woko'`.
 
-## Expected result:
+## 💻 Expected result:
 
 ```py
-[ 'woko',   'wiki',   'woko',   'woko',   'wiki',   'wiki',   'wiki',   'woko',   'woko',   'wiki',   'woko',   'wiki',   'wiki',   'woko',   'woko',   'woko',   'woko',   'woko',   'woko',   'woko',   'woko',   'wiki',   'woko',   'woko',   'woko',   'woko',   'wiki' ]
+[ 'woko', 'wiki', 'woko', 'woko', 'wiki', 'wiki', 'wiki', 'woko', 'woko', 'wiki', 'woko', 'wiki', 'wiki', 'woko', 'woko', 'woko', 'woko', 'woko', 'woko', 'woko', 'woko', 'wiki', 'woko', 'woko', 'woko', 'woko', 'wiki' ]
 ```