my_var = 1
print(my_var)
type(my_var)
my_temp = 36.6
type(my_temp)
is_good = True
print(is_good)
type(is_good)
group_scores = [4, 5, 5, 3, 4]
print(group_scores)
type(group_scores)
group_scores[0]
group_scores
group_scores[1:5] # zaczynamy od drugiej wartości (czyli start_index=1), a kończymy na piątej (która ma indeks 4)
group_scores[2:5] # zaczynamy od trzeciej wartości (czyli start_index=2), a kończymy na piątej (która ma indeks 4)
group_scores[:3] == group_scores[0:3] # listy są identyczne
group_scores[2:] == group_scores[2:len(group_scores)] # listy są identyczne
group_scores[:]
copy_group_scores = group_scores
id(group_scores), id(copy_group_scores)
copy_group_scores[0] = 100
group_scores
group_scores = [4, 5, 5, 3, 4]
clone_group_scores = group_scores[:]
clone_group_scores[0] = 100
print(group_scores)
id(group_scores), id(clone_group_scores)
my_list = [1]
print(my_list)
my_list.append(2)
print(my_list)
my_list = [1, 2, 4]
print(my_list)
my_list.insert(2, 3)
print(my_list)
list_a = [1, 2, 3]
list_b = [4, 5, 6]
list_c = list_a + list_b
list_c
my_list = [1, 0.1, 2]
print(my_list)
my_list = [1, 1, 1, 2]
my_set = set(my_list)
my_set
my_list = list(my_set)
my_list[0]
transactions = [1, 1, 2, 1, 2, 3, 5, 6, 7, 1, 8]
set_transactions = set(transactions)
set_transactions
len(set_transactions)
set_a = {1, 2, 3, 4, 5}
set_b = {4, 5, 6, 7}
set_a_or_b = set_a | set_b
set_a_or_b
set_a_intersect_b = set_a & set_b
set_a_intersect_b
set_a_diff_b = set_a - set_b
set_a_diff_b
set_a_sym_b = set_a ^ set_b
set_a_sym_b
my_tuple = (0, 7, 2)
print(my_tuple)
type(my_tuple)
my_tuple[1]
my_tuple = 0, 1, 2
print(my_tuple)
my_tuple[1] = 1
my_name = 'Jacek'
print(my_name)
type(my_name)
my_name[0]
my_name[-1] # dostajesz ten sam wynik my_name[len(my_name) - 1]
my_name[0] = 'A'
"Total: " + str(100) + "zł (" + str(7) + " szt.)"
"Total: {0}zł ({1} szt.)".format(100, 7)
dict_scores = {
'Jan': 4,
'Adam': 5,
'Ania': 5,
'Adrian': 3,
'Agnieszka': 4
}
print(dict_scores)
type(dict_scores)
dict_scores['Ania']
dict_scores['Zuza']
if 'Ania' in dict_scores:
print('Ania jest w słowniku')
if 'Zuza' in dict_scores:
print('Zuza jest w słowniku')
if 'Zuza' in dict_scores:
print('Zuza jest w słowniku')
else:
print('Zuza nie ma w słowniku')