{"id":1187417,"date":"2025-01-15T20:05:18","date_gmt":"2025-01-15T12:05:18","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/1187417.html"},"modified":"2025-01-15T20:05:22","modified_gmt":"2025-01-15T12:05:22","slug":"python%e6%95%b0%e6%8d%ae%e7%b1%bb%e5%9e%8b%e5%a6%82%e4%bd%95%e8%b5%8b%e5%80%bc","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/1187417.html","title":{"rendered":"python\u6570\u636e\u7c7b\u578b\u5982\u4f55\u8d4b\u503c"},"content":{"rendered":"

\"python\u6570\u636e\u7c7b\u578b\u5982\u4f55\u8d4b\u503c\"<\/p>\n

\u5728Python\u4e2d\uff0c\u8d4b\u503c\u6570\u636e\u7c7b\u578b\u7684\u65b9\u6cd5\u5305\u62ec\u6570\u503c\u8d4b\u503c\u3001\u5b57\u7b26\u4e32\u8d4b\u503c\u3001\u5217\u8868\u8d4b\u503c\u3001\u5143\u7ec4\u8d4b\u503c\u3001\u5b57\u5178\u8d4b\u503c\u3001\u96c6\u5408\u8d4b\u503c\u7b49\u3002<\/strong>\u8fd9\u4e9b\u4e0d\u540c\u7684\u6570\u636e\u7c7b\u578b\u6709\u5404\u81ea\u7684\u7279\u6027\u548c\u4f7f\u7528\u573a\u666f\u3002\u4e0b\u9762\u6211\u4eec\u5c06\u8be6\u7ec6\u8ba8\u8bba\u6bcf\u79cd\u6570\u636e\u7c7b\u578b\u7684\u8d4b\u503c\u65b9\u6cd5\uff0c\u5e76\u5bf9\u6bcf\u79cd\u7c7b\u578b\u7684\u7279\u6027\u8fdb\u884c\u4ecb\u7ecd\u3002<\/p>\n<\/p>\n

\u4e00\u3001\u6570\u503c\u7c7b\u578b\u8d4b\u503c<\/h3>\n<\/p>\n

\u6570\u503c\u7c7b\u578b\u5305\u62ec\u6574\u6570\uff08int\uff09\u3001\u6d6e\u70b9\u6570\uff08float\uff09\u548c\u590d\u6570\uff08complex\uff09\u4e09\u79cd\u3002<\/p>\n<\/p>\n

1\u3001\u6574\u6570\uff08int\uff09\u8d4b\u503c<\/h4>\n<\/p>\n

\u6574\u6570\u7c7b\u578b\u5728Python\u4e2d\u53ef\u4ee5\u76f4\u63a5\u8d4b\u503c\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n

a = 10<\/p>\n
b = -5<\/p>\n
<\/code><\/pre>\n<\/p>\n
2\u3001\u6d6e\u70b9\u6570\uff08float\uff09\u8d4b\u503c<\/h4>\n<\/p>\n
\u6d6e\u70b9\u6570\u7528\u4e8e\u8868\u793a\u5e26\u5c0f\u6570\u70b9\u7684\u6570\u503c\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
x = 3.14<\/p>\n
y = -0.001<\/p>\n
<\/code><\/pre>\n<\/p>\n
3\u3001\u590d\u6570\uff08complex\uff09\u8d4b\u503c<\/h4>\n<\/p>\n
\u590d\u6570\u7531\u5b9e\u90e8\u548c\u865a\u90e8\u7ec4\u6210\uff0c\u865a\u90e8\u7528\u5b57\u6bcdj<\/code>\u8868\u793a\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
z = 2 + 3j<\/p>\n
w = -1.5 - 0.5j<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e8c\u3001\u5b57\u7b26\u4e32\uff08str\uff09\u8d4b\u503c<\/h3>\n<\/p>\n
\u5b57\u7b26\u4e32\u662f\u7531\u5b57\u7b26\u7ec4\u6210\u7684\u5e8f\u5217\uff0c\u53ef\u4ee5\u7528\u5355\u5f15\u53f7\u3001\u53cc\u5f15\u53f7\u6216\u4e09\u5f15\u53f7\u8fdb\u884c\u8d4b\u503c\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
str1 = 'Hello'<\/p>\n
str2 = "World"<\/p>\n
str3 = """This is a multi-line<\/p>\n
string."""<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e09\u3001\u5217\u8868\uff08list\uff09\u8d4b\u503c<\/h3>\n<\/p>\n
\u5217\u8868\u662f\u6709\u5e8f\u7684\u53ef\u53d8\u5e8f\u5217\uff0c\u53ef\u4ee5\u5305\u542b\u4e0d\u540c\u7c7b\u578b\u7684\u5143\u7d20\u3002\u7528\u65b9\u62ec\u53f7\u8868\u793a\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
list1 = [1, 2, 3, 4]<\/p>\n
list2 = ['a', 'b', 'c']<\/p>\n
list3 = [1, 'a', 3.14]<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5217\u8868\u7684\u5143\u7d20\u53ef\u4ee5\u901a\u8fc7\u7d22\u5f15\u6765\u8bbf\u95ee\u548c\u4fee\u6539\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
list1[0] = 10<\/p>\n
print(list1)  # \u8f93\u51fa: [10, 2, 3, 4]<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u56db\u3001\u5143\u7ec4\uff08tuple\uff09\u8d4b\u503c<\/h3>\n<\/p>\n
\u5143\u7ec4\u662f\u6709\u5e8f\u7684\u4e0d\u53ef\u53d8\u5e8f\u5217\u3002\u7528\u5706\u62ec\u53f7\u8868\u793a\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
tuple1 = (1, 2, 3)<\/p>\n
tuple2 = ('a', 'b', 'c')<\/p>\n
tuple3 = (1, 'a', 3.14)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5c3d\u7ba1\u5143\u7ec4\u7684\u5143\u7d20\u4e0d\u80fd\u4fee\u6539\uff0c\u4f46\u53ef\u4ee5\u8fdb\u884c\u89e3\u5305\u64cd\u4f5c\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
a, b, c = tuple1<\/p>\n
print(a, b, c)  # \u8f93\u51fa: 1 2 3<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e94\u3001\u5b57\u5178\uff08dict\uff09\u8d4b\u503c<\/h3>\n<\/p>\n
\u5b57\u5178\u662f\u952e\u503c\u5bf9\u7684\u96c6\u5408\uff0c\u7528\u5927\u62ec\u53f7\u8868\u793a\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
dict1 = {'name': 'Alice', 'age': 25}<\/p>\n
dict2 = {1: 'one', 2: 'two'}<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5b57\u5178\u7684\u5143\u7d20\u53ef\u4ee5\u901a\u8fc7\u952e\u6765\u8bbf\u95ee\u548c\u4fee\u6539\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
print(dict1['name'])  # \u8f93\u51fa: Alice<\/p>\n
dict1['age'] = 26<\/p>\n
print(dict1)  # \u8f93\u51fa: {'name': 'Alice', 'age': 26}<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u516d\u3001\u96c6\u5408\uff08set\uff09\u8d4b\u503c<\/h3>\n<\/p>\n
\u96c6\u5408\u662f\u65e0\u5e8f\u7684\u3001\u4e0d\u91cd\u590d\u7684\u5143\u7d20\u96c6\u5408\uff0c\u7528\u5927\u62ec\u53f7\u8868\u793a\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
set1 = {1, 2, 3, 4}<\/p>\n
set2 = {'a', 'b', 'c'}<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u96c6\u5408\u7684\u5143\u7d20\u4e0d\u80fd\u901a\u8fc7\u7d22\u5f15\u8bbf\u95ee\uff0c\u4f46\u53ef\u4ee5\u8fdb\u884c\u96c6\u5408\u8fd0\u7b97\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
set1.add(5)<\/p>\n
print(set1)  # \u8f93\u51fa: {1, 2, 3, 4, 5}<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e03\u3001\u603b\u7ed3\u4e0e\u5efa\u8bae<\/h3>\n<\/p>\n
\u5728Python\u4e2d\uff0c\u8d4b\u503c\u6570\u636e\u7c7b\u578b\u7684\u65b9\u6cd5\u662f\u591a\u6837\u7684\uff0c\u5404\u79cd\u6570\u636e\u7c7b\u578b\u6709\u5404\u81ea\u7684\u7279\u6027\u548c\u4f7f\u7528\u573a\u666f\u3002\u6574\u6570\u548c\u6d6e\u70b9\u6570\u7528\u4e8e\u6570\u503c\u8fd0\u7b97\uff0c\u5b57\u7b26\u4e32\u7528\u4e8e\u6587\u672c\u5904\u7406\uff0c\u5217\u8868\u548c\u5b57\u5178\u7528\u4e8e\u5b58\u50a8\u548c\u64cd\u4f5c\u590d\u6742\u6570\u636e\uff0c\u5143\u7ec4\u7528\u4e8e\u5b58\u50a8\u4e0d\u53ef\u53d8\u6570\u636e\uff0c\u96c6\u5408\u7528\u4e8e\u96c6\u5408\u8fd0\u7b97\u3002<\/strong>\u7406\u89e3\u548c\u638c\u63e1\u8fd9\u4e9b\u6570\u636e\u7c7b\u578b\u7684\u8d4b\u503c\u65b9\u6cd5\u662fPython\u7f16\u7a0b\u7684\u91cd\u8981\u57fa\u7840\u3002\u5bf9\u4e8e\u521d\u5b66\u8005\uff0c\u5efa\u8bae\u591a\u7ec3\u4e60\u5404\u79cd\u6570\u636e\u7c7b\u578b\u7684\u8d4b\u503c\u548c\u64cd\u4f5c\uff0c\u9010\u6b65\u719f\u6089Python\u7684\u57fa\u672c\u8bed\u6cd5\u548c\u6570\u636e\u7ed3\u6784\u3002<\/p>\n<\/p>\n
\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
 Python\u4e2d\u5e38\u89c1\u7684\u6570\u636e\u7c7b\u578b\u6709\u54ea\u4e9b\uff1f<\/strong>
Python\u652f\u6301\u591a\u79cd\u6570\u636e\u7c7b\u578b\uff0c\u5305\u62ec\u6574\u6570\uff08int\uff09\u3001\u6d6e\u70b9\u6570\uff08float\uff09\u3001\u5b57\u7b26\u4e32\uff08str\uff09\u3001\u5e03\u5c14\u503c\uff08bool\uff09\u3001\u5217\u8868\uff08list\uff09\u3001\u5143\u7ec4\uff08tuple\uff09\u3001\u96c6\u5408\uff08set\uff09\u548c\u5b57\u5178\uff08dict\uff09\u3002\u6bcf\u79cd\u6570\u636e\u7c7b\u578b\u90fd\u6709\u5176\u7279\u5b9a\u7684\u7528\u9014\uff0c\u7406\u89e3\u8fd9\u4e9b\u6570\u636e\u7c7b\u578b\u662f\u8fdb\u884c\u6709\u6548\u7f16\u7a0b\u7684\u57fa\u7840\u3002<\/p>\n
\u5728Python\u4e2d\u5982\u4f55\u521b\u5efa\u548c\u8d4b\u503c\u53d8\u91cf\uff1f<\/strong>
\u5728Python\u4e2d\uff0c\u53d8\u91cf\u7684\u521b\u5efa\u548c\u8d4b\u503c\u975e\u5e38\u7b80\u5355\u3002\u53ea\u9700\u4f7f\u7528\u8d4b\u503c\u8fd0\u7b97\u7b26\u201c=\u201d\u5373\u53ef\u3002\u4f8b\u5982\uff0c\u8981\u521b\u5efa\u4e00\u4e2a\u6574\u6570\u53d8\u91cf\uff0c\u53ef\u4ee5\u4f7f\u7528x = 5<\/code>\u3002Python\u7684\u52a8\u6001\u7c7b\u578b\u7279\u6027\u5141\u8bb8\u5728\u8fd0\u884c\u65f6\u6539\u53d8\u53d8\u91cf\u7684\u6570\u636e\u7c7b\u578b\uff0c\u60a8\u53ef\u4ee5\u901a\u8fc7\u91cd\u65b0\u8d4b\u503c\u6765\u5b9e\u73b0\u3002<\/p>\n
\u5982\u4f55\u5728Python\u4e2d\u68c0\u67e5\u6570\u636e\u7c7b\u578b\uff1f<\/strong>
\u53ef\u4ee5\u4f7f\u7528\u5185\u7f6e\u7684type()<\/code>\u51fd\u6570\u6765\u68c0\u67e5\u53d8\u91cf\u7684\u6570\u636e\u7c7b\u578b\u3002\u4f8b\u5982\uff0ctype(x)<\/code>\u4f1a\u8fd4\u56de\u53d8\u91cfx\u7684\u6570\u636e\u7c7b\u578b\u3002\u8fd9\u6837\uff0c\u60a8\u53ef\u4ee5\u5728\u8c03\u8bd5\u4ee3\u7801\u65f6\u786e\u8ba4\u53d8\u91cf\u662f\u5426\u88ab\u8d4b\u4e88\u4e86\u6b63\u786e\u7684\u6570\u636e\u7c7b\u578b\uff0c\u786e\u4fdd\u4ee3\u7801\u7684\u903b\u8f91\u6b63\u786e\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u5728Python\u4e2d\uff0c\u8d4b\u503c\u6570\u636e\u7c7b\u578b\u7684\u65b9\u6cd5\u5305\u62ec\u6570\u503c\u8d4b\u503c\u3001\u5b57\u7b26\u4e32\u8d4b\u503c\u3001\u5217\u8868\u8d4b\u503c\u3001\u5143\u7ec4\u8d4b\u503c\u3001\u5b57\u5178\u8d4b\u503c\u3001\u96c6\u5408\u8d4b\u503c\u7b49\u3002\u8fd9\u4e9b\u4e0d […]","protected":false},"author":3,"featured_media":1187430,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[37],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1187417"}],"collection":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/comments?post=1187417"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1187417\/revisions"}],"predecessor-version":[{"id":1187431,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1187417\/revisions\/1187431"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/1187430"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=1187417"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=1187417"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=1187417"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}