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def greet(x='World'):
if x == 'World':
print('Hello World')
else:
print('Hello1,{}'.format(x))
greet('Hello')
greet()
def func(L):
sum = 1
if isinstance(L,tuple):
for LL in L:
sum = LL + sum
return sum
if isinstance(L,list):
for LL in L:
sum = LL * sum
return sum
else:
print('None')

L = [1,2,3,4]
print(func(L))
def sum1(L):
sum = 0
for num in range(L):
sum += num
print(sum)
L = 101
L = sum1(L)

def sum2(n):
if n == 1:
return 1
return n +sum2(n - 1)
n = 100
print(sum2(n))
def sub_sum(L):
sum = 0
sum1 = 0
for LL in L:
if LL%2 == 0:
sum = LL +sum
else:
sum1 = LL + sum1
return sum,sum1
L = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10]
num, num1 = sub_sum(L)
print('偶數求和 = {}'.format(num))
print('奇數求和 = {}'.format(num1))
def square_of_sum(L):
for LL in L:
num = LL * LL
print(num)

L = (1, 2, 3, 4, 5, 6, 7, 8, 9)
num = square_of_sum(L)
nums = range(1,101)
numlist = []
for num in nums:
num = num * num
numlist.append(num)
sum = sum(numlist)
print(sum)
s1 = set([1, 2, 3, 4, 5])
s2 = set([1, 2, 3, 4, 5, 6, 7, 8, 9])
s = set([])
for s11 in s1:
if s11 in s2:
s.add(s11)
else:
break
print(s)
L = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10]
S = set([1, 3, 5, 6, 9, 11])
for LL in L:
if LL in S:
S.remove(LL)
else:
S.add(LL)
print(S)
# coding=utf-8
name = set([])
name.add('Alice')
print(name)
name1 = set(['Bob'])
name.update(name1)
print(name)
s = set(['Alice','Bob','Candy','David','Ellena'])
print(s)
num = 0
d = {'Alice':[50, 61, 66],'Bob':[80, 61, 66],'Candy':[88, 75, 90]}
for key in d.values():
value = key
for num1 in value:
num = num + 1
print(num)
d = {'Alice': [50, 61, 66], 'Bob': [80, 61, 66], 'Candy': [88, 75, 90]}
for name in d:
dd = d[name]
for ddd in dd:
print(name,ddd)
d = {
'Alice': 45,
'Bob': 60,
'Candy': 75,
'David': 86,
'Ellena': 49
}
if 'Alice' in d:
alice = d.pop('Alice')
print(d)
else:
print('不存在')
d = {
'Alice': 45,
'Bob': 60,
'Candy': 75,
'David': 86,
'Ellena': 49
}
Alice = d['Alice']
d['Alice'] = 60
print(Alice)
print(d['Alice'])
d = {
'Alice': [45],
'Bob': [60],
'Candy': [75],
}
Alice = {'Alice':[50,61,66]}
Bob = {'Bob':[80, 61, 66]}
Candy = {'Candy':[88, 75, 90]}
d.update(Alice)
d.update(Bob)
d.update(Candy)
print(d)
L = 'Alice', 'Bob', 'Candy', 'Mimi', 'David'
d = {
'Alice': 45,
'Bob': 60,
'Candy': 75,
'David': 86,
'Ellena': 49
}
for LL in L:
if LL in d:
print(d.get(LL))
else:
print('None')
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課程須知
如果您了解程序設計的基本概念，會簡單使用命令行，了解中學數學函數的概念，那么對課程學習會有很大的幫助，讓您學起來得心應手，快速進入Python世界。
老師告訴你能學到什么？
通過本課程的學習，您將學會搭建基本的Python開發環境，以函數為基礎編寫完整的Python代碼，熟練掌握Python的基本數據類型以及list和dict的操作，靈活使用流程控制語句。

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