{"id":3977,"date":"2022-03-18T21:14:04","date_gmt":"2022-03-18T13:14:04","guid":{"rendered":"https:\/\/egonlin.com\/?p=3977"},"modified":"2022-04-11T18:37:09","modified_gmt":"2022-04-11T10:37:09","slug":"%e7%ac%ac%e5%9b%9b%e7%af%87%ef%bc%9a%e7%94%a8%e6%88%b7%e4%ba%a4%e4%ba%92%e3%80%81%e8%bf%90%e7%ae%97%e7%ac%a6","status":"publish","type":"post","link":"https:\/\/egonlin.com\/?p=3977","title":{"rendered":"\u7b2c\u56db\u7bc7\uff1a\u7528\u6237\u4ea4\u4e92\u3001\u8fd0\u7b97\u7b26"},"content":{"rendered":"

\"\"<\/div><\/p>\n

\u4e00 \u7a0b\u5e8f\u4e0e\u7528\u6237\u4ea4\u4e92<\/h1>\n

1.1\u3001\u4ec0\u4e48\u662f\u4e0e\u7528\u6237\u4ea4\u4e92<\/h2>\n

\u7528\u6237\u4ea4\u4e92\u5c31\u662f\u4eba\u5f80\u8ba1\u7b97\u673a\u4e2dinput\/\u8f93\u5165\u6570\u636e\uff0c\u8ba1\u7b97\u673aprint\/\u8f93\u51fa\u7ed3\u679c<\/p>\n

1.2\u3001\u4e3a\u4ec0\u4e48\u8981\u4e0e\u7528\u6237\u4ea4\u4e92\uff1f<\/h2>\n

\"\"<\/div><\/p>\n

\u4e3a\u4e86\u8ba9\u8ba1\u7b97\u673a\u80fd\u591f\u50cf\u4eba\u4e00\u6837\u4e0e\u7528\u6237\u6c9f\u901a\u4ea4\u6d41<\/p>\n

\u6bd4\u5982\uff0c\u8fc7\u53bb\u6211\u4eec\u53bb\u94f6\u884c\u53d6\u94b1\uff0c\u7528\u6237\u9700\u8981\u628a\u5e10\u53f7\u5bc6\u7801\u544a\u8bc9\u67dc\u5458\uff0c\u800c\u73b0\u5728\uff0c\u67dc\u5458\u88abATM\u673a\u53d6\u4ee3\uff0cATM\u673a\u5c31\u662f\u4e00\u53f0\u8ba1\u7b97\u673a\uff0c\u6240\u4ee5\u7528\u6237\u540c\u6837\u9700\u8981\u5c06\u5e10\u53f7\u5bc6\u7801\u544a\u8bc9\u8ba1\u7b97\u673a\uff0c\u4e8e\u662f\u6211\u4eec\u7684\u7a0b\u5e8f\u4e2d\u5fc5\u987b\u6709\u76f8\u5e94\u7684\u673a\u5236\u6765\u63a7\u5236\u8ba1\u7b97\u673a\u63a5\u6536\u7528\u6237\u8f93\u5165\u7684\u5185\u5bb9\uff0c\u5e76\u4e14\u8f93\u51fa\u7ed3\u679c<\/p>\n

1.3\u3001\u5982\u4f55\u4e0e\u7528\u6237\u4ea4\u4e92<\/h2>\n

\"\"<\/div><\/p>\n

\u4ea4\u4e92\u7684\u672c\u8d28\u5c31\u662f\u8f93\u5165\u3001\u8f93\u51fa<\/p>\n

1.3.1 \u8f93\u5165input:<\/h3>\n
# \u5728python3\u4e2dinput\u529f\u80fd\u4f1a\u7b49\u5f85\u7528\u6237\u7684\u8f93\u5165\uff0c\u7528\u6237\u8f93\u5165\u4efb\u4f55\u5185\u5bb9\uff0c\u90fd\u5b58\u6210\u5b57\u7b26\u4e32\u7c7b\u578b\uff0c\u7136\u540e\u8d4b\u503c\u7ed9\u7b49\u53f7\u5de6\u8fb9\u7684\u53d8\u91cf\u540d\n>>> username=input('\u8bf7\u8f93\u5165\u60a8\u7684\u7528\u6237\u540d\uff1a') \n\u8bf7\u8f93\u5165\u60a8\u7684\u7528\u6237\u540d\uff1ajack # username = "jack"\n>>> password=input('\u8bf7\u8f93\u5165\u60a8\u7684\u5bc6\u7801\uff1a') \n\u8bf7\u8f93\u5165\u60a8\u7684\u5bc6\u7801\uff1a123 # password = "123"\n\n# \u4e86\u89e3\u77e5\u8bc6\uff1a\n# 1\u3001\u5728python2\u4e2d\u5b58\u5728\u4e00\u4e2araw_input\u529f\u80fd\u4e0epython3\u4e2d\u7684input\u529f\u80fd\u4e00\u6a21\u4e00\u6837\n# 2\u3001\u5728python2\u4e2d\u8fd8\u5b58\u5728\u4e00\u4e2ainput\u529f\u80fd\uff0c\u9700\u8981\u7528\u6237\u8f93\u5165\u4e00\u4e2a\u660e\u786e\u7684\u6570\u636e\u7c7b\u578b\uff0c\u8f93\u5165\u4ec0\u4e48\u7c7b\u578b\u5c31\u5b58\u6210\u4ec0\u4e48\u7c7b\u578b\n>>> l=input('\u8f93\u5165\u4ec0\u4e48\u7c7b\u578b\u5c31\u5b58\u6210\u4ec0\u4e48\u7c7b\u578b: ')\n\u8f93\u5165\u4ec0\u4e48\u7c7b\u578b\u5c31\u5b58\u6210\u4ec0\u4e48\u7c7b\u578b: [1,2,3]\n>>> type(l)\n<type 'list'><\/code><\/pre>\n
1.3.2 \u8f93\u51faprint:<\/h3>\n
>>> print('hello world')  # \u53ea\u8f93\u51fa\u4e00\u4e2a\u503c\nhello world\n>>> print('first','second','third')  # \u4e00\u6b21\u6027\u8f93\u51fa\u591a\u4e2a\u503c\uff0c\u503c\u7528\u9017\u53f7\u9694\u5f00\nfirst second third\n\n# \u9ed8\u8ba4print\u529f\u80fd\u6709\u4e00\u4e2aend\u53c2\u6570\uff0c\u8be5\u53c2\u6570\u7684\u9ed8\u8ba4\u503c\u4e3a"\\n"(\u4ee3\u8868\u6362\u884c)\uff0c\u53ef\u4ee5\u5c06end\u53c2\u6570\u7684\u503c\u6539\u6210\u4efb\u610f\u5176\u5b83\u5b57\u7b26\nprint("aaaa",end='')\nprint("bbbb",end='&')\nprint("cccc",end='@')\n#\u6574\u4f53\u8f93\u51fa\u7ed3\u679c\u4e3a\uff1aaaaabbbb&cccc@<\/code><\/pre>\n
1.3.3 \u8f93\u51fa\u4e4b\u683c\u5f0f\u5316\u8f93\u51fa<\/h3>\n
(1)\u4ec0\u4e48\u662f\u683c\u5f0f\u5316\u8f93\u51fa\uff1f<\/h4>\n
\u628a\u4e00\u6bb5\u5b57\u7b26\u4e32\u91cc\u9762\u7684\u67d0\u4e9b\u5185\u5bb9\u66ff\u6362\u6389\u4e4b\u540e\u518d\u8f93\u51fa\uff0c\u5c31\u662f\u683c\u5f0f\u5316\u8f93\u51fa\u3002<\/p>\n
(2)\u4e3a\u4ec0\u4e48\u8981\u683c\u5f0f\u5316\u8f93\u51fa\uff1f<\/h4>\n
\u6211\u4eec\u7ecf\u5e38\u4f1a\u8f93\u51fa\u5177\u6709\u67d0\u79cd\u56fa\u5b9a\u683c\u5f0f\u7684\u5185\u5bb9\uff0c\u6bd4\u5982\uff1a’\u4eb2\u7231\u7684xxx\u4f60\u597d\uff01\u4f60xxx\u6708\u7684\u8bdd\u8d39\u662fxxx\uff0c\u4f59\u989d\u662fxxx\u2018\uff0c\u6211\u4eec\u9700\u8981\u505a\u7684\u5c31\u662f\u5c06xxx\u66ff\u6362\u4e3a\u5177\u4f53\u7684\u5185\u5bb9\u3002<\/p>\n
\"\"<\/div><\/p>\n
(3)\u5982\u4f55\u683c\u5f0f\u5316\u8f93\u51fa\uff1f<\/h4>\n
\u8fd9\u5c31\u7528\u5230\u4e86\u5360\u4f4d\u7b26\uff0c\u5982\uff1a%s\u3001%d\uff1a<\/p>\n
# %s\u5360\u4f4d\u7b26\uff1a\u53ef\u4ee5\u63a5\u6536\u4efb\u610f\u7c7b\u578b\u7684\u503c\n# %d\u5360\u4f4d\u7b26\uff1a\u53ea\u80fd\u63a5\u6536\u6570\u5b57\n>>> print('\u4eb2\u7231\u7684%s\u4f60\u597d\uff01\u4f60%s\u6708\u7684\u8bdd\u8d39\u662f%d\uff0c\u4f59\u989d\u662f%d' %('tony',12,103,11))\n\u4eb2\u7231\u7684tony\u4f60\u597d\uff01\u4f6012\u6708\u7684\u8bdd\u8d39\u662f103\uff0c\u4f59\u989d\u662f11\n\n# \u7ec3\u4e601\uff1a\u63a5\u6536\u7528\u6237\u8f93\u5165\uff0c\u6253\u5370\u6210\u6307\u5b9a\u683c\u5f0f\nname = input('your name: ')\nage = input('your age: ') #\u7528\u6237\u8f93\u516518,\u4f1a\u5b58\u6210\u5b57\u7b26\u4e3218,\u65e0\u6cd5\u4f20\u7ed9%d\nprint('My name is %s,my age is %s' %(name,age))\n\n# \u7ec3\u4e602\uff1a\u7528\u6237\u8f93\u5165\u59d3\u540d\u3001\u5e74\u9f84\u3001\u5de5\u4f5c\u3001\u7231\u597d \uff0c\u7136\u540e\u6253\u5370\u6210\u4ee5\u4e0b\u683c\u5f0f\n------------ info of Tony -----------\nName  : Tony\nAge   : 22\nSex   : male\nJob   : Teacher \n------------- end -----------------<\/code><\/pre>\n
\u4e8c \u57fa\u672c\u8fd0\u7b97\u7b26<\/h1>\n
2.1 \u7b97\u672f\u8fd0\u7b97\u7b26<\/h2>\n
\u200b    python\u652f\u6301\u7684\u7b97\u6570\u8fd0\u7b97\u7b26\u4e0e\u6570\u5b66\u4e0a\u8ba1\u7b97\u7684\u7b26\u53f7\u4f7f\u7528\u662f\u4e00\u81f4\u7684\uff0c\u6211\u4eec\u4ee5x=9\uff0cy=2\u4e3a\u4f8b\u6765\u4f9d\u6b21\u4ecb\u7ecd\u5b83\u4eec<\/p>\n
\"\"<\/div><\/p>\n
2.2 \u6bd4\u8f83\u8fd0\u7b97\u7b26<\/h2>\n
\u200b    \u6bd4\u8f83\u8fd0\u7b97\u7528\u6765\u5bf9\u4e24\u4e2a\u503c\u8fdb\u884c\u6bd4\u8f83\uff0c\u8fd4\u56de\u7684\u662f\u5e03\u5c14\u503cTrue\u6216False\uff0c\u6211\u4eec\u4ee5x=9\uff0cy=2\u4e3a\u4f8b\u6765\u4f9d\u6b21\u4ecb\u7ecd\u5b83\u4eec<\/p>\n
\"\"<\/div><\/p>\n
2.3 \u8d4b\u503c\u8fd0\u7b97\u7b26<\/h2>\n
\u200b    python\u8bed\u6cd5\u4e2d\u9664\u4e86\u6709=\u53f7\u8fd9\u79cd\u7b80\u5355\u7684\u8d4b\u503c\u8fd0\u7b97\u5916\uff0c\u8fd8\u652f\u6301\u589e\u91cf\u8d4b\u503c\u3001\u94fe\u5f0f\u8d4b\u503c\u3001\u4ea4\u53c9\u8d4b\u503c\u3001\u89e3\u538b\u8d4b\u503c\uff0c\u8fd9\u4e9b\u8d4b\u503c\u8fd0\u7b97\u7b26\u5b58\u5728\u7684\u610f\u4e49\u90fd\u662f\u4e3a\u4e86\u8ba9\u6211\u4eec\u7684\u4ee3\u7801\u770b\u8d77\u6765\u66f4\u52a0\u7cbe\u7b80\u3002\u6211\u4eec\u4ee5x=9\uff0cy=2\u4e3a\u4f8b\u5148\u6765\u4ecb\u7ecd\u4e00\u4e0b\u589e\u91cf\u8d4b\u503c<\/p>\n
2.3.1 \u589e\u91cf\u8d4b\u503c<\/h3>\n
\"\"<\/div><\/p>\n
2.3.2 \u94fe\u5f0f\u8d4b\u503c<\/h3>\n
\u5982\u679c\u6211\u4eec\u60f3\u628a\u540c\u4e00\u4e2a\u503c\u540c\u65f6\u8d4b\u503c\u7ed9\u591a\u4e2a\u53d8\u91cf\u540d\uff0c\u53ef\u4ee5\u8fd9\u4e48\u505a<\/p>\n
>>> z=10\n>>> y=z\n>>> x=y\n>>> x,y,z\n(10, 10, 10)<\/code><\/pre>\n
\u94fe\u5f0f\u8d4b\u503c\u6307\u7684\u662f\u53ef\u4ee5\u7528\u4e00\u884c\u4ee3\u7801\u641e\u5b9a\u8fd9\u4ef6\u4e8b<\/p>\n
>>> x=y=z=10\n>>> x,y,z\n(10, 10, 10)<\/code><\/pre>\n
\"\"<\/div><\/p>\n
2.3.3 \u4ea4\u53c9\u8d4b\u503c<\/h3>\n
\u6211\u4eec\u5b9a\u4e49\u4e24\u4e2a\u53d8\u91cfm\u4e0en<\/p>\n
>>> m=10\n>>> n=20<\/code><\/pre>\n
\u5982\u679c\u6211\u4eec\u60f3\u5c06m\u4e0en\u7684\u503c\u4ea4\u6362\u8fc7\u6765\uff0c\u53ef\u4ee5\u8fd9\u4e48\u505a<\/p>\n
>>> temp=m\n>>> m=n\n>>> n=temp\n>>> m,n\n(20, 10)<\/code><\/pre>\n
\u4ea4\u53c9\u8d4b\u503c\u6307\u7684\u662f\u4e00\u884c\u4ee3\u7801\u53ef\u4ee5\u641e\u5b9a\u8fd9\u4ef6\u4e8b<\/p>\n
>>> m=10\n>>> n=20\n>>> m,n=n,m # \u4ea4\u53c9\u8d4b\u503c\n>>> m,n\n(20, 10)<\/code><\/pre>\n
\"\"<\/div><\/p>\n
2.3.4 \u89e3\u538b\u8d4b\u503c<\/h3>\n
\u5982\u679c\u6211\u4eec\u60f3\u628a\u5217\u8868\u4e2d\u7684\u591a\u4e2a\u503c\u53d6\u51fa\u6765\u4f9d\u6b21\u8d4b\u503c\u7ed9\u591a\u4e2a\u53d8\u91cf\u540d\uff0c\u53ef\u4ee5\u8fd9\u4e48\u505a<\/p>\n
>>> nums=[11,22,33,44,55]\n>>> \n>>> a=nums[0]\n>>> b=nums[1]\n>>> c=nums[2]\n>>> d=nums[3]\n>>> e=nums[4]\n>>> a,b,c,d,e\n(11, 22, 33, 44, 55)<\/code><\/pre>\n
\u89e3\u538b\u8d4b\u503c\u6307\u7684\u662f\u4e00\u884c\u4ee3\u7801\u53ef\u4ee5\u641e\u5b9a\u8fd9\u4ef6\u4e8b<\/p>\n
>>> a,b,c,d,e=nums # nums\u5305\u542b\u591a\u4e2a\u503c\uff0c\u5c31\u597d\u6bd4\u4e00\u4e2a\u538b\u7f29\u5305\uff0c\u89e3\u538b\u8d4b\u503c\u56e0\u6b64\u5f97\u540d\n>>> a,b,c,d,e\n(11, 22, 33, 44, 55)<\/code><\/pre>\n
\"\"<\/div><\/p>\n
\u6ce8\u610f\uff0c\u4e0a\u8ff0\u89e3\u538b\u8d4b\u503c\uff0c\u7b49\u53f7\u5de6\u8fb9\u7684\u53d8\u91cf\u540d\u4e2a\u6570\u5fc5\u987b\u4e0e\u53f3\u9762\u5305\u542b\u503c\u7684\u4e2a\u6570\u76f8\u540c,\u5426\u5219\u4f1a\u62a5\u9519<\/p>\n
#1\u3001\u53d8\u91cf\u540d\u5c11\u4e86\n>>> a,b=nums\nTraceback (most recent call last):\n  File "<stdin>", line 1, in <module>\nValueError: too many values to unpack (expected 2)\n\n#2\u3001\u53d8\u91cf\u540d\u591a\u4e86\n>>> a,b,c,d,e,f=nums\nTraceback (most recent call last):\n  File "<stdin>", line 1, in <module>\nValueError: not enough values to unpack (expected 6, got 5)<\/code><\/pre>\n
\u4f46\u5982\u679c\u6211\u4eec\u53ea\u60f3\u53d6\u5934\u5c3e\u7684\u51e0\u4e2a\u503c\uff0c\u53ef\u4ee5\u7528*_\u5339\u914d<\/p>\n
>>> a,b,*_=nums\n>>> a,b\n(11, 22)<\/code><\/pre>\n
ps\uff1a\u5b57\u7b26\u4e32\u3001\u5b57\u5178\u3001\u5143\u7ec4\u3001\u96c6\u5408\u7c7b\u578b\u90fd\u652f\u6301\u89e3\u538b\u8d4b\u503c<\/p>\n
\"\"<\/div><\/p>\n
2.4 \u903b\u8f91\u8fd0\u7b97\u7b26<\/h2>\n
\u200b    \u903b\u8f91\u8fd0\u7b97\u7b26\u7528\u4e8e\u8fde\u63a5\u591a\u4e2a\u6761\u4ef6\uff0c\u8fdb\u884c\u5173\u8054\u5224\u65ad\uff0c\u4f1a\u8fd4\u56de\u5e03\u5c14\u503cTrue\u6216False<\/p>\n
\"\"<\/div><\/p>\n
2.4.1 \u8fde\u7eed\u591a\u4e2aand<\/h3>\n
\u53ef\u4ee5\u7528and\u8fde\u63a5\u591a\u4e2a\u6761\u4ef6\uff0c\u4f1a\u6309\u7167\u4ece\u5de6\u5230\u53f3\u7684\u987a\u5e8f\u4f9d\u6b21\u5224\u65ad\uff0c\u4e00\u65e6\u67d0\u4e00\u4e2a\u6761\u4ef6\u4e3aFalse\uff0c\u5219\u65e0\u9700\u518d\u5f80\u53f3\u5224\u65ad\uff0c\u53ef\u4ee5\u7acb\u5373\u5224\u5b9a\u6700\u7ec8\u7ed3\u679c\u5c31\u4e3aFalse\uff0c\u53ea\u6709\u5728\u6240\u6709\u6761\u4ef6\u7684\u7ed3\u679c\u90fd\u4e3aTrue\u7684\u60c5\u51b5\u4e0b\uff0c\u6700\u7ec8\u7ed3\u679c\u624d\u4e3aTrue\u3002<\/p>\n
>>> 2 > 1 and 1 != 1 and True and 3 > 2 # \u5224\u65ad\u5b8c\u7b2c\u4e8c\u4e2a\u6761\u4ef6\uff0c\u5c31\u7acb\u5373\u7ed3\u675f\uff0c\u5f97\u7684\u6700\u7ec8\u7ed3\u679c\u4e3aFalse\nFalse<\/code><\/pre>\n
2.4.2 \u8fde\u7eed\u591a\u4e2aor<\/h3>\n
\u53ef\u4ee5\u7528or\u8fde\u63a5\u591a\u4e2a\u6761\u4ef6\uff0c\u4f1a\u6309\u7167\u4ece\u5de6\u5230\u53f3\u7684\u987a\u5e8f\u4f9d\u6b21\u5224\u65ad\uff0c\u4e00\u65e6\u67d0\u4e00\u4e2a\u6761\u4ef6\u4e3aTrue\uff0c\u5219\u65e0\u9700\u518d\u5f80\u53f3\u5224\u65ad\uff0c\u53ef\u4ee5\u7acb\u5373\u5224\u5b9a\u6700\u7ec8\u7ed3\u679c\u5c31\u4e3aTrue\uff0c\u53ea\u6709\u5728\u6240\u6709\u6761\u4ef6\u7684\u7ed3\u679c\u90fd\u4e3aFalse\u7684\u60c5\u51b5\u4e0b\uff0c\u6700\u7ec8\u7ed3\u679c\u624d\u4e3aFalse<\/p>\n
>>> 2 > 1 or 1 != 1 or True or 3 > 2 # \u5224\u65ad\u5b8c\u7b2c\u4e00\u4e2a\u6761\u4ef6\uff0c\u5c31\u7acb\u5373\u7ed3\u675f\uff0c\u5f97\u7684\u6700\u7ec8\u7ed3\u679c\u4e3aTrue\nTrue<\/code><\/pre>\n
2.4.3 \u4f18\u5148\u7ea7not>and>or<\/h3>\n
#1\u3001\u4e09\u8005\u7684\u4f18\u5148\u7ea7\u5173\u7cfb\uff1anot>and>or\uff0c\u540c\u4e00\u4f18\u5148\u7ea7\u9ed8\u8ba4\u4ece\u5de6\u5f80\u53f3\u8ba1\u7b97\u3002\n>>> 3>4 and 4>3 or 1==3 and 'x' == 'x' or 3 >3\nFalse\n\n#2\u3001\u6700\u597d\u4f7f\u7528\u62ec\u53f7\u6765\u533a\u522b\u4f18\u5148\u7ea7\uff0c\u5176\u5b9e\u610f\u4e49\u4e0e\u4e0a\u9762\u7684\u4e00\u6837\n'''\n\u539f\u7406\u4e3a\uff1a\n(1) not\u7684\u4f18\u5148\u7ea7\u6700\u9ad8\uff0c\u5c31\u662f\u628a\u7d27\u8ddf\u5176\u540e\u7684\u90a3\u4e2a\u6761\u4ef6\u7ed3\u679c\u53d6\u53cd\uff0c\u6240\u4ee5not\u4e0e\u7d27\u8ddf\u5176\u540e\u7684\u6761\u4ef6\u4e0d\u53ef\u5206\u5272\n\n(2) \u5982\u679c\u8bed\u53e5\u4e2d\u5168\u90e8\u662f\u7528and\u8fde\u63a5\uff0c\u6216\u8005\u5168\u90e8\u7528or\u8fde\u63a5\uff0c\u90a3\u4e48\u6309\u7167\u4ece\u5de6\u5230\u53f3\u7684\u987a\u5e8f\u4f9d\u6b21\u8ba1\u7b97\u5373\u53ef\n\n(3) \u5982\u679c\u8bed\u53e5\u4e2d\u65e2\u6709and\u4e5f\u6709or\uff0c\u90a3\u4e48\u5148\u7528\u62ec\u53f7\u628aand\u7684\u5de6\u53f3\u4e24\u4e2a\u6761\u4ef6\u7ed9\u62ec\u8d77\u6765\uff0c\u7136\u540e\u518d\u8fdb\u884c\u8fd0\u7b97\n'''\n>>> (3>4 and 4>3) or (1==3 and 'x' == 'x') or 3 >3\nFalse \n\n#3\u3001\u77ed\u8def\u8fd0\u7b97\uff1a\u903b\u8f91\u8fd0\u7b97\u7684\u7ed3\u679c\u4e00\u65e6\u53ef\u4ee5\u786e\u5b9a\uff0c\u90a3\u4e48\u5c31\u4ee5\u5f53\u524d\u5904\u8ba1\u7b97\u5230\u7684\u503c\u4f5c\u4e3a\u6700\u7ec8\u7ed3\u679c\u8fd4\u56de\n>>> 10 and 0 or '' and 0 or 'abc' or 'egon' == 'dsb' and 333 or 10 > 4\n\u6211\u4eec\u7528\u62ec\u53f7\u6765\u660e\u786e\u4e00\u4e0b\u4f18\u5148\u7ea7\n>>> (10 and 0) or ('' and 0) or 'abc' or ('egon' == 'dsb' and 333) or 10 > 4\n\u77ed\u8def\uff1a       0      ''            'abc'                    \n            \u5047     \u5047              \u771f\n\n\u8fd4\u56de\uff1a                            'abc'\n\n#4\u3001\u77ed\u8def\u8fd0\u7b97\u9762\u8bd5\u9898\uff1a\n>>> 1 or 3\n1\n>>> 1 and 3\n3\n>>> 0 and 2 and 1\n0\n>>> 0 and 2 or 1\n1\n>>> 0 and 2 or 1 or 4\n1\n>>> 0 or False and 1\nFalse <\/code><\/pre>\n
2.5 \u6210\u5458\u8fd0\u7b97\u7b26<\/h2>\n
\"\"<\/div><\/p>\n
\u6ce8\u610f\uff1a\u867d\u7136\u4e0b\u8ff0\u4e24\u79cd\u5224\u65ad\u53ef\u4ee5\u8fbe\u5230\u76f8\u540c\u7684\u6548\u679c\uff0c\u4f46\u6211\u4eec\u63a8\u8350\u4f7f\u7528\u7b2c\u4e8c\u79cd\u683c\u5f0f\uff0c\u56e0\u4e3anot in\u8bed\u4e49\u66f4\u52a0\u660e\u786e<\/p>\n
>>> not 'lili' in ['jack','tom','robin']\nTrue\n>>> 'lili' not in ['jack','tom','robin']\nTrue<\/code><\/pre>\n
2.6 \u8eab\u4efd\u8fd0\u7b97\u7b26<\/h2>\n
\"\"<\/div><\/p>\n
\u9700\u8981\u5f3a\u8c03\u7684\u662f\uff1a==\u53cc\u7b49\u53f7\u6bd4\u8f83\u7684\u662fvalue\u662f\u5426\u76f8\u7b49\uff0c\u800cis\u6bd4\u8f83\u7684\u662fid\u662f\u5426\u76f8\u7b49 <\/p>\n
#1. id\u76f8\u540c\uff0c\u5185\u5b58\u5730\u5740\u5fc5\u5b9a\u76f8\u540c\uff0c\u610f\u5473\u7740type\u548cvalue\u5fc5\u5b9a\u76f8\u540c\n#2. value\u76f8\u540ctype\u80af\u5b9a\u76f8\u540c\uff0c\u4f46id\u53ef\u80fd\u4e0d\u540c,\u5982\u4e0b\n>>> x='Info Tony:18'\n>>> y='Info Tony:18'\n>>> id(x),id(y) # x\u4e0ey\u7684id\u4e0d\u540c\uff0c\u4f46\u662f\u4e8c\u8005\u7684\u503c\u76f8\u540c\n(4327422640, 4327422256)\n\n>>> x == y # \u7b49\u53f7\u6bd4\u8f83\u7684\u662fvalue\nTrue\n>>> type(x),type(y) # \u503c\u76f8\u540ctype\u80af\u5b9a\u76f8\u540c\n(<class 'str'>, <class 'str'>)\n>>> x is y # is\u6bd4\u8f83\u7684\u662fid\uff0cx\u4e0ey\u7684\u503c\u76f8\u7b49\u4f46id\u53ef\u4ee5\u4e0d\u540c\nFalse<\/code><\/pre>\n
\"\"<\/div><\/p>\n","protected":false},"excerpt":{"rendered":"
\u4e00 \u7a0b\u5e8f\u4e0e\u7528\u6237\u4ea4\u4e92 1.1\u3001\u4ec0\u4e48\u662f\u4e0e\u7528\u6237\u4ea4\u4e92 \u7528\u6237\u4ea4\u4e92\u5c31\u662f\u4eba\u5f80\u8ba1\u7b97\u673a\u4e2dinput\/\u8f93\u5165\u6570\u636e\uff0c\u8ba1\u7b97\u673aprint\/ […]<\/p>\n","protected":false},"author":3,"featured_media":6675,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[3,281,323],"tags":[],"_links":{"self":[{"href":"https:\/\/egonlin.com\/index.php?rest_route=\/wp\/v2\/posts\/3977"}],"collection":[{"href":"https:\/\/egonlin.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/egonlin.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/egonlin.com\/index.php?rest_route=\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/egonlin.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=3977"}],"version-history":[{"count":0,"href":"https:\/\/egonlin.com\/index.php?rest_route=\/wp\/v2\/posts\/3977\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/egonlin.com\/index.php?rest_route=\/wp\/v2\/media\/6675"}],"wp:attachment":[{"href":"https:\/\/egonlin.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3977"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/egonlin.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=3977"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/egonlin.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=3977"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}