Head_First_cap01.py

# coding: utf-8
Head First Python
Cap. 01:
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#Lista de filmes

movies = ["The Holy Grail", "The Life of Brian", "The Meaning of Life"]
print(movies)
print(movies[1])


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#pág 10

cast = ["Cleese", "Palin", "Jones", "Idle"]
print(cast)
print(len(cast))
print(cast[1])

cast.append("Gilliam")
print(cast)
cast.pop()
print(cast)
cast.extend(["Gilliam", "Chapman"])
print(cast)

cast.remove("Chapman")
cast.insert(0, "Chapman")
print(cast)


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#pág 15, for:

fav_movies = ["The Holy Gray", "The Life of Brian"]
for each_flick in fav_movies:
    print(each_flick)

#while

count = 0
while count < len(fav_movies):
    print(fav_movies[count])
    count = count + 1


# In[18]:

#pág 19

movies = ["The Holy Gray", 1975, "Terry Jones & Terry Gilliam", 91, ["Graham Chapman", ["Michael Palin", "John Cleese", "Terry Gilliam", "Eric Idle", "Terry Jones"]]]
for each_item in movies:
    if isinstance(each_item, list):
        for nested_item in each_item:
            if isinstance(nested_item, list):
                for deeper_item in nested_item:
                    print(deeper_item)
            else:
                print(nested_item)
    else:
        print(each_item)


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#pág. 30 function: melhorada com código da pág. 58
level = 0
movies = ["The Holy Gray", 1975, "Terry Jones & Terry Gilliam", 91, ["Graham Chapman", ["Michael Palin", "John Cleese", "Terry Gilliam", "Eric Idle", "Terry Jones"]]]
def print_lol(the_list, indent=False, level=0):				 #definindo level = 0 tornamos esse argumento opcional, e inicializamos com indent = False para que o padrão seja não ativo
    for each_item in the_list:
        if isinstance(each_item, list):
            print_lol(each_item, True, level+1)
        else:
            if indent:
                for tab_stop in range(level):
                    print ("\t", end='')
            print(each_item)
            
print_lol(movies, True, 0)				#para ativar fornecemos o parametro true


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