\u4ee5\u4e0b\u662f\u5728 Python \u4e2d\u5982\u4f55\u4f7f\u7528\u5404\u79cd\u5e38\u89c1\u6570\u636e\u7c7b\u578b\u7684\u793a\u4f8b\uff1a
\u4e00\u3001\u6570\u5b57\u7c7b\u578b\uff08\u6574\u6570\u3001\u6d6e\u70b9\u6570\u3001\u590d\u6570\uff09
1.\u00a0\u57fa\u672c\u8fd0\u7b97\uff1a
python
a = 10
b = 3
c = a + b # 13
d = a – b # 7
e = a * b # 30
f = a \/ b # 3.3333333333333335
g = a % b # 1
h = a ** b # 1000
\u00a0
2.\u00a0\u6d6e\u70b9\u6570\u8fd0\u7b97\u6ce8\u610f\u7cbe\u5ea6\u95ee\u9898\uff1a
python
x = 0.1 + 0.2
print(x) # 0.30000000000000004
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3.\u00a0\u590d\u6570\u8fd0\u7b97\uff1a
python
z1 = 3 + 4j
z2 = 2 – 1j
print(z1 + z2) # (5+3j)
print(z1 * z2) # (10+5j)
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\u4e8c\u3001\u5b57\u7b26\u4e32\u7c7b\u578b\uff08str\uff09
1.\u00a0\u5b57\u7b26\u4e32\u62fc\u63a5\uff1a
python
s1 = “Hello”
s2 = “World”
s3 = s1 + ” ” + s2
print(s3) # Hello World
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2.\u00a0\u5b57\u7b26\u4e32\u683c\u5f0f\u5316\uff1a
python
name = “John”
age = 30
s = f”My name is {name} and I am {age} years old.”
print(s) # My name is John and I am 30 years old.
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3.\u00a0\u5b57\u7b26\u4e32\u7d22\u5f15\u548c\u5207\u7247\uff1a
python
s = “Python is great”
print(s[0]) # P
print(s[2:5]) # tho
\u00a0
\u4e09\u3001\u5217\u8868\uff08list\uff09
1.\u00a0\u521b\u5efa\u548c\u8bbf\u95ee\uff1a
python
my_list = [1, 2, 3, “four”, 5.0]
print(my_list[0]) # 1
print(my_list[-1]) # 5.0
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2.\u00a0\u6dfb\u52a0\u548c\u5220\u9664\u5143\u7d20\uff1a
python
my_list.append(6)
print(my_list) # [1, 2, 3, ‘four’, 5.0, 6]
my_list.remove(2)
print(my_list) # [1, 3, ‘four’, 5.0, 6]
\u00a0
3.\u00a0\u5207\u7247\u64cd\u4f5c\uff1a
python
print(my_list[1:3]) # [3, ‘four’]
\u00a0
\u56db\u3001\u5143\u7ec4\uff08tuple\uff09
1.\u00a0\u521b\u5efa\u548c\u8bbf\u95ee\uff1a
python
my_tuple = (1, 2, 3, “four”, 5.0)
print(my_tuple[2]) # 3
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2.\u00a0\u5143\u7ec4\u4e0d\u53ef\u53d8\uff1a
python
my_tuple[0] = 10 # \u4f1a\u62a5\u9519\uff0c\u5143\u7ec4\u4e0d\u53ef\u4fee\u6539
\u00a0
\u4e94\u3001\u96c6\u5408\uff08set\uff09
1.\u00a0\u521b\u5efa\u548c\u64cd\u4f5c\uff1a
python
my_set = {1, 2, 3, 4}
my_set.add(5)
print(my_set) # {1, 2, 3, 4, 5}
my_set.remove(3)
print(my_set) # {1, 2, 4, 5}
\u00a0
2.\u00a0\u96c6\u5408\u8fd0\u7b97\uff1a
python
set1 = {1, 2, 3}
set2 = {2, 3, 4}
print(set1.union(set2)) # {1, 2, 3, 4}
print(set1.intersection(set2)) # {2, 3}
print(set1.difference(set2)) # {1}
\u00a0
\u516d\u3001\u5b57\u5178\uff08dict\uff09
1.\u00a0\u521b\u5efa\u548c\u8bbf\u95ee\uff1a
python
my_dict = {‘name’: ‘John’, ‘age’: 30, ‘city’: ‘New York’}
print(my_dict[‘name’]) # John
print(my_dict.get(‘age’)) # 30
\u00a0
2.\u00a0\u6dfb\u52a0\u548c\u4fee\u6539\u952e\u503c\u5bf9\uff1a
python
my_dict[‘<\/p>\n","protected":false},"excerpt":{"rendered":"
\u4ee5\u4e0b\u662f\u5728 Python \u4e2d\u5982\u4f55\u4f7f\u7528\u5404\u79cd\u5e38\u89c1\u6570\u636e\u7c7b\u578b\u7684\u793a\u4f8b\uff1a \u4e00\u3001\u6570\u5b57\u7c7b\u578b\uff08\u6574\u6570\u3001\u6d6e\u70b9\u6570\u3001\u590d\u6570\uff09 1.\u00a0\u57fa\u672c\u8fd0\u7b97\uff1a python a = 10b = 3c = a + b # 13d = a – b # 7e = a * b # 30f =…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8,16],"tags":[],"class_list":["post-341","post","type-post","status-publish","format-standard","hentry","category-python","category-16"],"_links":{"self":[{"href":"http:\/\/www.cnitw.com\/index.php?rest_route=\/wp\/v2\/posts\/341","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.cnitw.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.cnitw.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.cnitw.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.cnitw.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=341"}],"version-history":[{"count":0,"href":"http:\/\/www.cnitw.com\/index.php?rest_route=\/wp\/v2\/posts\/341\/revisions"}],"wp:attachment":[{"href":"http:\/\/www.cnitw.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=341"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.cnitw.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=341"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.cnitw.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=341"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}