{"id":972696,"date":"2024-12-27T05:50:47","date_gmt":"2024-12-26T21:50:47","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/972696.html"},"modified":"2024-12-27T05:50:49","modified_gmt":"2024-12-26T21:50:49","slug":"python%e5%a6%82%e4%bd%95%e7%94%9f%e6%88%90%e5%ad%97%e6%af%8d%e5%88%97%e8%a1%a8","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/972696.html","title":{"rendered":"python\u5982\u4f55\u751f\u6210\u5b57\u6bcd\u5217\u8868"},"content":{"rendered":"

\"python\u5982\u4f55\u751f\u6210\u5b57\u6bcd\u5217\u8868\"<\/p>\n

\u5728Python\u4e2d\u751f\u6210\u5b57\u6bcd\u5217\u8868\u7684\u65b9\u6cd5\u6709\u591a\u79cd\uff0c\u5e38\u89c1\u7684\u65b9\u6cd5\u5305\u62ec\u4f7f\u7528\u5185\u7f6e\u7684string<\/code>\u6a21\u5757\u3001\u5217\u8868\u63a8\u5bfc\u5f0f\u4ee5\u53cachr<\/code>\u548cord<\/code>\u51fd\u6570\u3002\u4f7f\u7528string<\/code>\u6a21\u5757\u4e2d\u7684ascii_lowercase<\/code>\u6216ascii_uppercase<\/code>\u53ef\u4ee5\u5feb\u901f\u751f\u6210\u5c0f\u5199\u6216\u5927\u5199\u5b57\u6bcd\u5217\u8868\uff0c\u4f7f\u7528\u5217\u8868\u63a8\u5bfc\u5f0f\u53ef\u4ee5\u81ea\u5b9a\u4e49\u751f\u6210\u89c4\u5219\uff0c\u901a\u8fc7chr<\/code>\u548cord<\/code>\u51fd\u6570\u5219\u53ef\u4ee5\u6839\u636eASCII\u7801\u751f\u6210\u7279\u5b9a\u8303\u56f4\u7684\u5b57\u6bcd\u3002<\/strong> \u5176\u4e2d\uff0c\u4f7f\u7528string<\/code>\u6a21\u5757\u662f\u6700\u7b80\u5355\u548c\u76f4\u63a5\u7684\u65b9\u5f0f\uff0c\u9002\u5408\u9700\u8981\u5b8c\u6574\u5b57\u6bcd\u8868\u7684\u573a\u5408\u3002\u63a5\u4e0b\u6765\uff0c\u6211\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u8fd9\u4e9b\u65b9\u6cd5\u3002<\/p>\n<\/p>\n

\u4e00\u3001\u4f7f\u7528string<\/code>\u6a21\u5757<\/p>\n<\/p>\n

Python\u7684string<\/code>\u6a21\u5757\u63d0\u4f9b\u4e86\u8bb8\u591a\u4fbf\u6377\u7684\u5e38\u91cf\uff0c\u5176\u4e2dascii_lowercase<\/code>\u548cascii_uppercase<\/code>\u5e38\u91cf\u5206\u522b\u4ee3\u8868\u6240\u6709\u7684\u5c0f\u5199\u5b57\u6bcd\u548c\u5927\u5199\u5b57\u6bcd\u3002\u8fd9\u4f7f\u5f97\u751f\u6210\u5b57\u6bcd\u5217\u8868\u53d8\u5f97\u975e\u5e38\u7b80\u5355\u3002<\/p>\n<\/p>\n

import string<\/p>\n
\u751f\u6210\u5c0f\u5199\u5b57\u6bcd\u5217\u8868<\/strong><\/h2>\n
lowercase_letters = list(string.ascii_lowercase)<\/p>\n
print("\u5c0f\u5199\u5b57\u6bcd\u5217\u8868:", lowercase_letters)<\/p>\n
\u751f\u6210\u5927\u5199\u5b57\u6bcd\u5217\u8868<\/strong><\/h2>\n
uppercase_letters = list(string.ascii_uppercase)<\/p>\n
print("\u5927\u5199\u5b57\u6bcd\u5217\u8868:", uppercase_letters)<\/p>\n
<\/code><\/pre>\n<\/p>\n
string<\/code>\u6a21\u5757\u7684\u4f18\u52bf\u5728\u4e8e\u5176\u4f7f\u7528\u7b80\u5355\u660e\u4e86\uff0c\u4e0d\u9700\u8981\u989d\u5916\u7684\u8ba1\u7b97\u6216\u903b\u8f91\u5224\u65ad\uff0c\u9002\u5408\u90a3\u4e9b\u9700\u8981\u5b8c\u6574\u5b57\u6bcd\u5217\u8868\u7684\u573a\u5408\uff0c\u5982\u5bc6\u7801\u751f\u6210\u5668\u3001\u5b57\u6bcd\u8868\u7ec3\u4e60\u7b49\u3002<\/p>\n<\/p>\n
\u4e8c\u3001\u4f7f\u7528\u5217\u8868\u63a8\u5bfc\u5f0f<\/p>\n<\/p>\n
\u5217\u8868\u63a8\u5bfc\u5f0f\u662f\u4e00\u79cd\u975e\u5e38Pythonic\u7684\u65b9\u5f0f\uff0c\u7528\u4e8e\u751f\u6210\u5217\u8868\u3002\u901a\u8fc7\u5c06chr<\/code>\u548cord<\/code>\u51fd\u6570\u7ed3\u5408\u4f7f\u7528\uff0c\u6211\u4eec\u53ef\u4ee5\u7075\u6d3b\u5730\u751f\u6210\u7279\u5b9a\u8303\u56f4\u7684\u5b57\u6bcd\u5217\u8868\u3002<\/p>\n<\/p>\n
# \u751f\u6210\u5c0f\u5199\u5b57\u6bcd\u5217\u8868<\/p>\n
lowercase_letters = [chr(i) for i in range(ord('a'), ord('z') + 1)]<\/p>\n
print("\u5c0f\u5199\u5b57\u6bcd\u5217\u8868:", lowercase_letters)<\/p>\n
\u751f\u6210\u5927\u5199\u5b57\u6bcd\u5217\u8868<\/strong><\/h2>\n
uppercase_letters = [chr(i) for i in range(ord('A'), ord('Z') + 1)]<\/p>\n
print("\u5927\u5199\u5b57\u6bcd\u5217\u8868:", uppercase_letters)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u79cd\u65b9\u6cd5\u7684\u4f18\u52bf\u5728\u4e8e\u5176\u7075\u6d3b\u6027\uff0c\u53ef\u4ee5\u8f7b\u677e\u8c03\u6574\u8303\u56f4\u4ee5\u751f\u6210\u7279\u5b9a\u5b50\u96c6\u7684\u5b57\u6bcd\u5217\u8868\u3002<\/p>\n<\/p>\n
\u4e09\u3001\u7ed3\u5408chr<\/code>\u548cord<\/code>\u51fd\u6570<\/p>\n<\/p>\n
chr<\/code>\u548cord<\/code>\u51fd\u6570\u662fPython\u4e2d\u7528\u4e8e\u5b57\u7b26\u4e0eASCII\u7801\u8f6c\u6362\u7684\u4e24\u4e2a\u57fa\u672c\u51fd\u6570\u3002ord<\/code>\u51fd\u6570\u5c06\u5b57\u7b26\u8f6c\u6362\u4e3a\u5bf9\u5e94\u7684ASCII\u7801\uff0c\u800cchr<\/code>\u51fd\u6570\u5219\u53cd\u5176\u9053\u800c\u884c\uff0c\u5c06ASCII\u7801\u8f6c\u6362\u4e3a\u5b57\u7b26\u3002<\/p>\n<\/p>\n
# \u751f\u6210\u5c0f\u5199\u5b57\u6bcd\u5217\u8868<\/p>\n
lowercase_letters = []<\/p>\n
for i in range(ord('a'), ord('z') + 1):<\/p>\n
    lowercase_letters.append(chr(i))<\/p>\n
print("\u5c0f\u5199\u5b57\u6bcd\u5217\u8868:", lowercase_letters)<\/p>\n
\u751f\u6210\u5927\u5199\u5b57\u6bcd\u5217\u8868<\/strong><\/h2>\n
uppercase_letters = []<\/p>\n
for i in range(ord('A'), ord('Z') + 1):<\/p>\n
    uppercase_letters.append(chr(i))<\/p>\n
print("\u5927\u5199\u5b57\u6bcd\u5217\u8868:", uppercase_letters)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u79cd\u65b9\u6cd5\u7684\u4f18\u70b9\u5728\u4e8e\u5176\u76f4\u89c2\u6027\u548c\u53ef\u63a7\u6027\uff0c\u53ef\u4ee5\u5728\u5faa\u73af\u4e2d\u6dfb\u52a0\u6761\u4ef6\u5224\u65ad\u4ee5\u751f\u6210\u7279\u5b9a\u7684\u5b57\u6bcd\u5217\u8868\u3002<\/p>\n<\/p>\n
\u56db\u3001\u4f7f\u7528map<\/code>\u51fd\u6570<\/p>\n<\/p>\n
map<\/code>\u51fd\u6570\u662f\u4e00\u79cd\u51fd\u6570\u5f0f\u7f16\u7a0b\u98ce\u683c\u7684\u65b9\u6cd5\uff0c\u7528\u4e8e\u5c06\u4e00\u4e2a\u51fd\u6570\u5e94\u7528\u5230\u4e00\u4e2a\u53ef\u8fed\u4ee3\u5bf9\u8c61\u7684\u6bcf\u4e2a\u5143\u7d20\u4e0a\u3002\u5728\u751f\u6210\u5b57\u6bcd\u5217\u8868\u65f6\uff0c\u53ef\u4ee5\u7ed3\u5408chr<\/code>\u51fd\u6570\u4f7f\u7528\u3002<\/p>\n<\/p>\n
# \u751f\u6210\u5c0f\u5199\u5b57\u6bcd\u5217\u8868<\/p>\n
lowercase_letters = list(map(chr, range(ord('a'), ord('z') + 1)))<\/p>\n
print("\u5c0f\u5199\u5b57\u6bcd\u5217\u8868:", lowercase_letters)<\/p>\n
\u751f\u6210\u5927\u5199\u5b57\u6bcd\u5217\u8868<\/strong><\/h2>\n
uppercase_letters = list(map(chr, range(ord('A'), ord('Z') + 1)))<\/p>\n
print("\u5927\u5199\u5b57\u6bcd\u5217\u8868:", uppercase_letters)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4f7f\u7528map<\/code>\u51fd\u6570\u7684\u4f18\u52bf\u5728\u4e8e\u53ef\u4ee5\u51cf\u5c11\u5faa\u73af\u7684\u4f7f\u7528\uff0c\u4f7f\u4ee3\u7801\u66f4\u52a0\u7b80\u6d01\uff0c\u4f46\u5bf9\u4e8e\u4e0d\u719f\u6089\u51fd\u6570\u5f0f\u7f16\u7a0b\u7684\u4eba\u6765\u8bf4\uff0c\u53ef\u80fd\u4e0d\u5982\u5176\u4ed6\u65b9\u6cd5\u76f4\u89c2\u3002<\/p>\n<\/p>\n
\u4e94\u3001\u4f7f\u7528NumPy\u5e93<\/p>\n<\/p>\n
\u5bf9\u4e8e\u9700\u8981\u5904\u7406\u5927\u91cf\u6570\u636e\u7684\u573a\u5408\uff0cNumPy\u5e93\u63d0\u4f9b\u4e86\u9ad8\u6548\u7684\u6570\u7ec4\u5904\u7406\u80fd\u529b\u3002\u867d\u7136NumPy\u901a\u5e38\u7528\u4e8e\u6570\u503c\u8ba1\u7b97\uff0c\u4f46\u4e5f\u53ef\u4ee5\u7528\u4e8e\u751f\u6210\u5b57\u6bcd\u5217\u8868\u3002<\/p>\n<\/p>\n
import numpy as np<\/p>\n
\u751f\u6210\u5c0f\u5199\u5b57\u6bcd\u5217\u8868<\/strong><\/h2>\n
lowercase_letters = np.array([chr(i) for i in range(ord('a'), ord('z') + 1)])<\/p>\n
print("\u5c0f\u5199\u5b57\u6bcd\u5217\u8868:", lowercase_letters)<\/p>\n
\u751f\u6210\u5927\u5199\u5b57\u6bcd\u5217\u8868<\/strong><\/h2>\n
uppercase_letters = np.array([chr(i) for i in range(ord('A'), ord('Z') + 1)])<\/p>\n
print("\u5927\u5199\u5b57\u6bcd\u5217\u8868:", uppercase_letters)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4f7f\u7528NumPy\u7684\u4f18\u52bf\u5728\u4e8e\u5176\u9ad8\u6548\u6027\u548c\u5f3a\u5927\u7684\u6570\u7ec4\u64cd\u4f5c\u80fd\u529b\uff0c\u9002\u5408\u5904\u7406\u9700\u8981\u5bf9\u5b57\u6bcd\u8fdb\u884c\u5927\u91cf\u64cd\u4f5c\u6216\u8fd0\u7b97\u7684\u573a\u5408\u3002<\/p>\n<\/p>\n
\u603b\u7ed3<\/p>\n<\/p>\n
\u5728Python\u4e2d\u751f\u6210\u5b57\u6bcd\u5217\u8868\u7684\u65b9\u6cd5\u591a\u79cd\u591a\u6837\uff0c\u6bcf\u79cd\u65b9\u6cd5\u90fd\u6709\u5176\u72ec\u7279\u7684\u4f18\u52bf\u548c\u9002\u7528\u573a\u5408\u3002\u4f7f\u7528string<\/code>\u6a21\u5757\u662f\u6700\u7b80\u5355\u7684\u65b9\u6cd5\uff0c\u9002\u5408\u9700\u8981\u5b8c\u6574\u5b57\u6bcd\u8868\u7684\u573a\u5408\uff1b\u4f7f\u7528\u5217\u8868\u63a8\u5bfc\u5f0f\u548cchr<\/code>\u3001ord<\/code>\u51fd\u6570\u5219\u63d0\u4f9b\u4e86\u66f4\u5927\u7684\u7075\u6d3b\u6027\u548c\u63a7\u5236\u6027\uff1b\u800cmap<\/code>\u51fd\u6570\u548cNumPy\u5e93\u5219\u9002\u5408\u9700\u8981\u7b80\u6d01\u4ee3\u7801\u548c\u9ad8\u6548\u5904\u7406\u7684\u573a\u5408\u3002<\/strong> \u9009\u62e9\u5408\u9002\u7684\u65b9\u6cd5\u53ef\u4ee5\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u548c\u6027\u80fd\uff0c\u6ee1\u8db3\u4e0d\u540c\u5e94\u7528\u573a\u666f\u7684\u9700\u6c42\u3002<\/p>\n<\/p>\n
\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
 \u5982\u4f55\u4f7f\u7528Python\u751f\u6210\u5b57\u6bcd\u5217\u8868\uff1f<\/strong>
\u5728Python\u4e2d\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u5185\u7f6e\u7684string<\/code>\u6a21\u5757\u6765\u8f7b\u677e\u751f\u6210\u5b57\u6bcd\u5217\u8868\u3002\u4f8b\u5982\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528string.ascii_lowercase<\/code>\u751f\u6210\u5c0f\u5199\u5b57\u6bcd\u5217\u8868\uff0c\u6216\u4f7f\u7528string.ascii_uppercase<\/code>\u751f\u6210\u5927\u5199\u5b57\u6bcd\u5217\u8868\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u793a\u4f8b\uff1a  <\/p>\n
import string\n\nlowercase_letters = list(string.ascii_lowercase)\nuppercase_letters = list(string.ascii_uppercase)\n\nprint(lowercase_letters)  # \u8f93\u51fa\u5c0f\u5199\u5b57\u6bcd\u5217\u8868\nprint(uppercase_letters)  # \u8f93\u51fa\u5927\u5199\u5b57\u6bcd\u5217\u8868\n<\/code><\/pre>\n
\u5982\u4f55\u751f\u6210\u81ea\u5b9a\u4e49\u8303\u56f4\u7684\u5b57\u6bcd\u5217\u8868\uff1f<\/strong>
\u5982\u679c\u9700\u8981\u751f\u6210\u7279\u5b9a\u8303\u56f4\u7684\u5b57\u6bcd\uff0c\u53ef\u4ee5\u4f7f\u7528ord()<\/code>\u548cchr()<\/code>\u51fd\u6570\u6765\u5b9e\u73b0\u3002\u60a8\u53ef\u4ee5\u5b9a\u4e49\u8d77\u59cb\u548c\u7ed3\u675f\u5b57\u6bcd\uff0c\u7136\u540e\u751f\u6210\u5217\u8868\u3002\u4f8b\u5982\uff0c\u751f\u6210\u4ece 'a' \u5230 'e' \u7684\u5b57\u6bcd\u5217\u8868\uff1a  <\/p>\n
start = ord('a')\nend = ord('e')\ncustom_letters = [chr(i) for i in range(start, end + 1)]\nprint(custom_letters)  # \u8f93\u51fa ['a', 'b', 'c', 'd', 'e']\n<\/code><\/pre>\n
\u5982\u4f55\u5c06\u751f\u6210\u7684\u5b57\u6bcd\u5217\u8868\u8fdb\u884c\u6392\u5e8f\u6216\u8fc7\u6ee4\uff1f<\/strong>
\u5728Python\u4e2d\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528sorted()<\/code>\u51fd\u6570\u5bf9\u5b57\u6bcd\u5217\u8868\u8fdb\u884c\u6392\u5e8f\uff0c\u6216\u8005\u4f7f\u7528\u5217\u8868\u63a8\u5bfc\u5f0f\u8fdb\u884c\u8fc7\u6ee4\u3002\u4f8b\u5982\uff0c\u60a8\u53ef\u4ee5\u751f\u6210\u4e00\u4e2a\u5b57\u6bcd\u5217\u8868\uff0c\u5e76\u4ec5\u4fdd\u7559\u5143\u97f3\u5b57\u6bcd\uff1a  <\/p>\n
import string\n\nletters = list(string.ascii_lowercase)\nvowels = [letter for letter in letters if letter in 'aeiou']\nprint(vowels)  # \u8f93\u51fa ['a', 'e', 'i', 'o', 'u']\n<\/code><\/pre>\n
\u901a\u8fc7\u7075\u6d3b\u8fd0\u7528\u8fd9\u4e9b\u65b9\u6cd5\uff0c\u60a8\u53ef\u4ee5\u6839\u636e\u9700\u6c42\u751f\u6210\u548c\u5904\u7406\u5b57\u6bcd\u5217\u8868\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u5728Python\u4e2d\u751f\u6210\u5b57\u6bcd\u5217\u8868\u7684\u65b9\u6cd5\u6709\u591a\u79cd\uff0c\u5e38\u89c1\u7684\u65b9\u6cd5\u5305\u62ec\u4f7f\u7528\u5185\u7f6e\u7684string\u6a21\u5757\u3001\u5217\u8868\u63a8\u5bfc\u5f0f\u4ee5\u53cachr\u548cor […]","protected":false},"author":3,"featured_media":972703,"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\/972696"}],"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=972696"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/972696\/revisions"}],"predecessor-version":[{"id":972705,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/972696\/revisions\/972705"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/972703"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=972696"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=972696"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=972696"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}