{"id":1179242,"date":"2025-01-15T18:20:59","date_gmt":"2025-01-15T10:20:59","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/1179242.html"},"modified":"2025-01-15T18:21:04","modified_gmt":"2025-01-15T10:21:04","slug":"python3%e5%a6%82%e4%bd%95%e8%be%93%e5%85%a5%e6%95%b0%e5%ad%97","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/1179242.html","title":{"rendered":"python3\u5982\u4f55\u8f93\u5165\u6570\u5b57"},"content":{"rendered":"

\"python3\u5982\u4f55\u8f93\u5165\u6570\u5b57\"<\/p>\n

Python3\u4e2d\u53ef\u4ee5\u4f7f\u7528input()<\/code>\u51fd\u6570\u3001sys.stdin<\/code>\u6a21\u5757\u3001GUI\u5e93\uff08\u5982Tkinter\uff09\u7b49\u65b9\u6cd5\u6765\u8f93\u5165\u6570\u5b57<\/strong>\u3002\u5176\u4e2d\uff0c\u6700\u5e38\u7528\u7684\u65b9\u6cd5\u662f\u4f7f\u7528input()<\/code>\u51fd\u6570\u3002\u4e0b\u9762\u6211\u4eec\u5c06\u8be6\u7ec6\u5c55\u5f00\u4ecb\u7ecd\u5176\u4e2d\u4e00\u79cd\u65b9\u6cd5\u3002<\/p>\n<\/p>\n

\u4f7f\u7528input()<\/code>\u51fd\u6570\u662f\u6700\u5e38\u89c1\u548c\u6700\u7b80\u5355\u7684\u65b9\u6cd5\u3002input()<\/code>\u51fd\u6570\u4ece\u7528\u6237\u8f93\u5165\u4e2d\u83b7\u53d6\u5b57\u7b26\u4e32\uff0c\u7136\u540e\u4f7f\u7528int()<\/code>\u6216float()<\/code>\u51fd\u6570\u5c06\u5176\u8f6c\u6362\u4e3a\u6574\u6570\u6216\u6d6e\u70b9\u6570\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n

# \u8f93\u5165\u4e00\u4e2a\u6574\u6570<\/p>\n
num = int(input("\u8bf7\u8f93\u5165\u4e00\u4e2a\u6574\u6570: "))<\/p>\n
print("\u4f60\u8f93\u5165\u7684\u6574\u6570\u662f:", num)<\/p>\n
\u8f93\u5165\u4e00\u4e2a\u6d6e\u70b9\u6570<\/strong><\/h2>\n
num_float = float(input("\u8bf7\u8f93\u5165\u4e00\u4e2a\u6d6e\u70b9\u6570: "))<\/p>\n
print("\u4f60\u8f93\u5165\u7684\u6d6e\u70b9\u6570\u662f:", num_float)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5177\u4f53\u89e3\u91cainput()<\/code>\u51fd\u6570\u7684\u4f7f\u7528<\/strong>\uff1ainput()<\/code>\u51fd\u6570\u7528\u4e8e\u4ece\u6807\u51c6\u8f93\u5165\u63a5\u6536\u6570\u636e\uff0c\u5b83\u4f1a\u8fd4\u56de\u4e00\u4e2a\u5b57\u7b26\u4e32\u7c7b\u578b\u7684\u503c\u3002\u56e0\u4e3a\u6211\u4eec\u9700\u8981\u6570\u5b57\uff0c\u6240\u4ee5\u9700\u8981\u5c06\u5176\u8f6c\u6362\u4e3a\u76f8\u5e94\u7684\u6570\u503c\u7c7b\u578b\uff08\u5982\u6574\u6570\u6216\u6d6e\u70b9\u6570\uff09\u3002\u8fd9\u79cd\u65b9\u6cd5\u7b80\u5355\u76f4\u63a5\uff0c\u9002\u7528\u4e8e\u5927\u591a\u6570\u60c5\u51b5\u3002<\/p>\n<\/p>\n
\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u5176\u4ed6\u65b9\u6cd5\u548c\u76f8\u5173\u77e5\u8bc6\uff0c\u5305\u62ec\u66f4\u591a\u7684\u8f93\u5165\u65b9\u5f0f\u3001\u9519\u8bef\u5904\u7406\u3001\u7279\u6b8a\u60c5\u51b5\u5904\u7406\u7b49\u3002<\/p>\n<\/p>\n
\u4e00\u3001input()<\/code>\u51fd\u6570\u7684\u57fa\u7840\u7528\u6cd5<\/h2>\n<\/p>\n
1\u3001\u57fa\u672c\u7528\u6cd5<\/h3>\n<\/p>\n
input()<\/code>\u51fd\u6570\u662fPython\u4e2d\u83b7\u53d6\u7528\u6237\u8f93\u5165\u7684\u6700\u57fa\u672c\u65b9\u6cd5\u3002\u5b83\u4f1a\u6682\u505c\u7a0b\u5e8f\uff0c\u7b49\u5f85\u7528\u6237\u8f93\u5165\uff0c\u7136\u540e\u8fd4\u56de\u8f93\u5165\u7684\u5b57\u7b26\u4e32\u3002<\/p>\n<\/p>\n
# \u83b7\u53d6\u7528\u6237\u8f93\u5165\u7684\u5b57\u7b26\u4e32<\/p>\n
user_input = input("\u8bf7\u8f93\u5165\u4e00\u4e9b\u6587\u5b57: ")<\/p>\n
print("\u4f60\u8f93\u5165\u7684\u662f:", user_input)<\/p>\n
<\/code><\/pre>\n<\/p>\n
2\u3001\u8f6c\u6362\u4e3a\u6570\u5b57<\/h3>\n<\/p>\n
\u7531\u4e8einput()<\/code>\u51fd\u6570\u8fd4\u56de\u7684\u662f\u5b57\u7b26\u4e32\uff0c\u9700\u8981\u4f7f\u7528int()<\/code>\u6216float()<\/code>\u51fd\u6570\u5c06\u5176\u8f6c\u6362\u4e3a\u6570\u503c\u7c7b\u578b\u3002<\/p>\n<\/p>\n
# \u8f93\u5165\u6574\u6570<\/p>\n
num = int(input("\u8bf7\u8f93\u5165\u4e00\u4e2a\u6574\u6570: "))<\/p>\n
print("\u4f60\u8f93\u5165\u7684\u6574\u6570\u662f:", num)<\/p>\n
\u8f93\u5165\u6d6e\u70b9\u6570<\/strong><\/h2>\n
num_float = float(input("\u8bf7\u8f93\u5165\u4e00\u4e2a\u6d6e\u70b9\u6570: "))<\/p>\n
print("\u4f60\u8f93\u5165\u7684\u6d6e\u70b9\u6570\u662f:", num_float)<\/p>\n
<\/code><\/pre>\n<\/p>\n
3\u3001\u9519\u8bef\u5904\u7406<\/h3>\n<\/p>\n
\u5728\u7528\u6237\u8f93\u5165\u8fc7\u7a0b\u4e2d\uff0c\u53ef\u80fd\u4f1a\u8f93\u5165\u975e\u6570\u503c\u7c7b\u578b\u7684\u6570\u636e\uff0c\u5bfc\u81f4\u7a0b\u5e8f\u62a5\u9519\u3002\u53ef\u4ee5\u4f7f\u7528try...except<\/code>\u8bed\u53e5\u8fdb\u884c\u9519\u8bef\u5904\u7406\u3002<\/p>\n<\/p>\n
try:<\/p>\n
    num = int(input("\u8bf7\u8f93\u5165\u4e00\u4e2a\u6574\u6570: "))<\/p>\n
    print("\u4f60\u8f93\u5165\u7684\u6574\u6570\u662f:", num)<\/p>\n
except ValueError:<\/p>\n
    print("\u8f93\u5165\u7684\u4e0d\u662f\u4e00\u4e2a\u6709\u6548\u7684\u6574\u6570\u3002")<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e8c\u3001\u4f7f\u7528sys.stdin<\/code>\u6a21\u5757<\/h2>\n<\/p>\n
1\u3001\u57fa\u672c\u7528\u6cd5<\/h3>\n<\/p>\n
sys.stdin<\/code>\u662f\u6807\u51c6\u8f93\u5165\u6d41\uff0c\u53ef\u4ee5\u7528\u6765\u4ece\u63a7\u5236\u53f0\u8bfb\u53d6\u8f93\u5165\u3002\u5b83\u901a\u5e38\u4e0esys.stdout<\/code>\uff08\u6807\u51c6\u8f93\u51fa\u6d41\uff09\u548csys.stderr<\/code>\uff08\u6807\u51c6\u9519\u8bef\u6d41\uff09\u4e00\u8d77\u4f7f\u7528\u3002<\/p>\n<\/p>\n
import sys<\/p>\n
print("\u8bf7\u8f93\u5165\u4e00\u4e9b\u6587\u5b57:")<\/p>\n
user_input = sys.stdin.readline()<\/p>\n
print("\u4f60\u8f93\u5165\u7684\u662f:", user_input.strip())<\/p>\n
<\/code><\/pre>\n<\/p>\n
2\u3001\u8bfb\u53d6\u6570\u5b57<\/h3>\n<\/p>\n
\u540c\u6837\u5730\uff0c\u53ef\u4ee5\u4f7f\u7528int()<\/code>\u6216float()<\/code>\u51fd\u6570\u5c06\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u6570\u503c\u7c7b\u578b\u3002<\/p>\n<\/p>\n
import sys<\/p>\n
print("\u8bf7\u8f93\u5165\u4e00\u4e2a\u6574\u6570:")<\/p>\n
try:<\/p>\n
    num = int(sys.stdin.readline().strip())<\/p>\n
    print("\u4f60\u8f93\u5165\u7684\u6574\u6570\u662f:", num)<\/p>\n
except ValueError:<\/p>\n
    print("\u8f93\u5165\u7684\u4e0d\u662f\u4e00\u4e2a\u6709\u6548\u7684\u6574\u6570\u3002")<\/p>\n
<\/code><\/pre>\n<\/p>\n
3\u3001\u5904\u7406\u591a\u884c\u8f93\u5165<\/h3>\n<\/p>\n
sys.stdin<\/code>\u8fd8\u53ef\u4ee5\u65b9\u4fbf\u5730\u5904\u7406\u591a\u884c\u8f93\u5165\uff0c\u4f8b\u5982\u4ece\u6587\u4ef6\u6216\u5176\u4ed6\u8f93\u5165\u6d41\u4e2d\u8bfb\u53d6\u6570\u636e\u3002<\/p>\n<\/p>\n
import sys<\/p>\n
print("\u8bf7\u8f93\u5165\u591a\u884c\u6587\u5b57\uff0c\u7ed3\u675f\u8f93\u5165\u8bf7\u6309Ctrl+D:")<\/p>\n
lines = sys.stdin.readlines()<\/p>\n
print("\u4f60\u8f93\u5165\u7684\u5185\u5bb9\u662f:")<\/p>\n
for line in lines:<\/p>\n
    print(line.strip())<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e09\u3001\u4f7f\u7528GUI\u5e93\uff08\u5982Tkinter\uff09<\/h2>\n<\/p>\n
1\u3001Tkinter\u7b80\u4ecb<\/h3>\n<\/p>\n
Tkinter\u662fPython\u7684\u6807\u51c6GUI\u5e93\uff0c\u53ef\u4ee5\u7528\u6765\u521b\u5efa\u56fe\u5f62\u7528\u6237\u754c\u9762\u3002\u4f7f\u7528Tkinter\u53ef\u4ee5\u66f4\u76f4\u89c2\u5730\u83b7\u53d6\u7528\u6237\u8f93\u5165\u3002<\/p>\n<\/p>\n
2\u3001\u521b\u5efa\u57fa\u672c\u7684\u8f93\u5165\u6846<\/h3>\n<\/p>\n
\u53ef\u4ee5\u4f7f\u7528Tkinter\u521b\u5efa\u4e00\u4e2a\u7b80\u5355\u7684\u8f93\u5165\u6846\uff0c\u83b7\u53d6\u7528\u6237\u8f93\u5165\u7684\u6570\u5b57\u3002<\/p>\n<\/p>\n
import tkinter as tk<\/p>\n
def get_input():<\/p>\n
    try:<\/p>\n
        num = int(entry.get())<\/p>\n
        label.config(text=f"\u4f60\u8f93\u5165\u7684\u6574\u6570\u662f: {num}")<\/p>\n
    except ValueError:<\/p>\n
        label.config(text="\u8f93\u5165\u7684\u4e0d\u662f\u4e00\u4e2a\u6709\u6548\u7684\u6574\u6570\u3002")<\/p>\n
\u521b\u5efa\u4e3b\u7a97\u53e3<\/strong><\/h2>\n
root = tk.Tk()<\/p>\n
root.title("\u8f93\u5165\u6570\u5b57")<\/p>\n
\u521b\u5efa\u8f93\u5165\u6846\u548c\u6309\u94ae<\/strong><\/h2>\n
entry = tk.Entry(root)<\/p>\n
entry.pack(pady=10)<\/p>\n
button = tk.Button(root, text="\u63d0\u4ea4", command=get_input)<\/p>\n
button.pack(pady=10)<\/p>\n
label = tk.Label(root, text="")<\/p>\n
label.pack(pady=10)<\/p>\n
\u8fd0\u884c\u4e3b\u5faa\u73af<\/strong><\/h2>\n
root.mAI<\/a>nloop()<\/p>\n
<\/code><\/pre>\n<\/p>\n
3\u3001\u5904\u7406\u6d6e\u70b9\u6570\u8f93\u5165<\/h3>\n<\/p>\n
\u7c7b\u4f3c\u5730\uff0c\u53ef\u4ee5\u5904\u7406\u6d6e\u70b9\u6570\u8f93\u5165\u3002<\/p>\n<\/p>\n
import tkinter as tk<\/p>\n
def get_input():<\/p>\n
    try:<\/p>\n
        num = float(entry.get())<\/p>\n
        label.config(text=f"\u4f60\u8f93\u5165\u7684\u6d6e\u70b9\u6570\u662f: {num}")<\/p>\n
    except ValueError:<\/p>\n
        label.config(text="\u8f93\u5165\u7684\u4e0d\u662f\u4e00\u4e2a\u6709\u6548\u7684\u6d6e\u70b9\u6570\u3002")<\/p>\n
\u521b\u5efa\u4e3b\u7a97\u53e3<\/strong><\/h2>\n
root = tk.Tk()<\/p>\n
root.title("\u8f93\u5165\u6570\u5b57")<\/p>\n
\u521b\u5efa\u8f93\u5165\u6846\u548c\u6309\u94ae<\/strong><\/h2>\n
entry = tk.Entry(root)<\/p>\n
entry.pack(pady=10)<\/p>\n
button = tk.Button(root, text="\u63d0\u4ea4", command=get_input)<\/p>\n
button.pack(pady=10)<\/p>\n
label = tk.Label(root, text="")<\/p>\n
label.pack(pady=10)<\/p>\n
\u8fd0\u884c\u4e3b\u5faa\u73af<\/strong><\/h2>\n
root.mainloop()<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u56db\u3001\u5176\u4ed6\u9ad8\u7ea7\u7528\u6cd5<\/h2>\n<\/p>\n
1\u3001\u6b63\u5219\u8868\u8fbe\u5f0f\u9a8c\u8bc1\u8f93\u5165<\/h3>\n<\/p>\n
\u4f7f\u7528\u6b63\u5219\u8868\u8fbe\u5f0f\u53ef\u4ee5\u9a8c\u8bc1\u7528\u6237\u8f93\u5165\u662f\u5426\u7b26\u5408\u7279\u5b9a\u7684\u683c\u5f0f\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u9a8c\u8bc1\u8f93\u5165\u662f\u5426\u662f\u4e00\u4e2a\u6709\u6548\u7684\u6570\u5b57\u3002<\/p>\n<\/p>\n
import re<\/p>\n
def is_valid_number(input_str):<\/p>\n
    return re.match(r"^-?\\d+(\\.\\d+)?$", input_str) is not None<\/p>\n
user_input = input("\u8bf7\u8f93\u5165\u4e00\u4e2a\u6570\u5b57: ")<\/p>\n
if is_valid_number(user_input):<\/p>\n
    print("\u8f93\u5165\u7684\u662f\u4e00\u4e2a\u6709\u6548\u7684\u6570\u5b57\u3002")<\/p>\n
else:<\/p>\n
    print("\u8f93\u5165\u7684\u4e0d\u662f\u4e00\u4e2a\u6709\u6548\u7684\u6570\u5b57\u3002")<\/p>\n
<\/code><\/pre>\n<\/p>\n
2\u3001\u5904\u7406\u591a\u79cd\u8f93\u5165\u683c\u5f0f<\/h3>\n<\/p>\n
\u53ef\u4ee5\u5904\u7406\u591a\u79cd\u8f93\u5165\u683c\u5f0f\uff0c\u4f8b\u5982\u9017\u53f7\u5206\u9694\u7684\u6570\u5b57\u5217\u8868\u3002<\/p>\n<\/p>\n
user_input = input("\u8bf7\u8f93\u5165\u4e00\u7ec4\u9017\u53f7\u5206\u9694\u7684\u6570\u5b57: ")<\/p>\n
numbers = user_input.split(',')<\/p>\n
try:<\/p>\n
    numbers = [float(num) for num in numbers]<\/p>\n
    print("\u4f60\u8f93\u5165\u7684\u6570\u5b57\u662f:", numbers)<\/p>\n
except ValueError:<\/p>\n
    print("\u8f93\u5165\u7684\u5305\u542b\u65e0\u6548\u7684\u6570\u5b57\u3002")<\/p>\n
<\/code><\/pre>\n<\/p>\n
3\u3001\u4f7f\u7528\u51fd\u6570\u548c\u7c7b\u5c01\u88c5\u8f93\u5165\u903b\u8f91<\/h3>\n<\/p>\n
\u53ef\u4ee5\u5c06\u8f93\u5165\u903b\u8f91\u5c01\u88c5\u5230\u51fd\u6570\u6216\u7c7b\u4e2d\uff0c\u4f7f\u4ee3\u7801\u66f4\u6613\u4e8e\u7ef4\u62a4\u548c\u91cd\u7528\u3002<\/p>\n<\/p>\n
class NumberInput:<\/p>\n
    def __init__(self, prompt):<\/p>\n
        self.prompt = prompt<\/p>\n
    def get_integer(self):<\/p>\n
        while True:<\/p>\n
            try:<\/p>\n
                return int(input(self.prompt))<\/p>\n
            except ValueError:<\/p>\n
                print("\u8f93\u5165\u7684\u4e0d\u662f\u4e00\u4e2a\u6709\u6548\u7684\u6574\u6570\u3002")<\/p>\n
    def get_float(self):<\/p>\n
        while True:<\/p>\n
            try:<\/p>\n
                return float(input(self.prompt))<\/p>\n
            except ValueError:<\/p>\n
                print("\u8f93\u5165\u7684\u4e0d\u662f\u4e00\u4e2a\u6709\u6548\u7684\u6d6e\u70b9\u6570\u3002")<\/p>\n
num_input = NumberInput("\u8bf7\u8f93\u5165\u4e00\u4e2a\u6570\u5b57: ")<\/p>\n
num = num_input.get_integer()<\/p>\n
print("\u4f60\u8f93\u5165\u7684\u6574\u6570\u662f:", num)<\/p>\n
<\/code><\/pre>\n<\/p>\n
4\u3001\u4f7f\u7528\u5916\u90e8\u5e93\uff08\u5982PyInputPlus\uff09<\/h3>\n<\/p>\n
PyInputPlus\u662f\u4e00\u4e2a\u7b2c\u4e09\u65b9\u5e93\uff0c\u63d0\u4f9b\u4e86\u66f4\u5f3a\u5927\u7684\u8f93\u5165\u9a8c\u8bc1\u548c\u5904\u7406\u529f\u80fd\u3002<\/p>\n<\/p>\n
import pyinputplus as pyip<\/p>\n
\u83b7\u53d6\u4e00\u4e2a\u6709\u6548\u7684\u6574\u6570\u8f93\u5165<\/strong><\/h2>\n
num = pyip.inputInt("\u8bf7\u8f93\u5165\u4e00\u4e2a\u6574\u6570: ")<\/p>\n
print("\u4f60\u8f93\u5165\u7684\u6574\u6570\u662f:", num)<\/p>\n
\u83b7\u53d6\u4e00\u4e2a\u6709\u6548\u7684\u6d6e\u70b9\u6570\u8f93\u5165<\/strong><\/h2>\n
num_float = pyip.inputFloat("\u8bf7\u8f93\u5165\u4e00\u4e2a\u6d6e\u70b9\u6570: ")<\/p>\n
print("\u4f60\u8f93\u5165\u7684\u6d6e\u70b9\u6570\u662f:", num_float)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e94\u3001\u7279\u6b8a\u60c5\u51b5\u5904\u7406<\/h2>\n<\/p>\n
1\u3001\u5904\u7406\u7a7a\u8f93\u5165<\/h3>\n<\/p>\n
\u6709\u65f6\u5019\u7528\u6237\u53ef\u80fd\u4f1a\u8f93\u5165\u7a7a\u5b57\u7b26\u4e32\uff0c\u53ef\u4ee5\u5bf9\u5176\u8fdb\u884c\u7279\u6b8a\u5904\u7406\u3002<\/p>\n<\/p>\n
user_input = input("\u8bf7\u8f93\u5165\u4e00\u4e2a\u6570\u5b57: ").strip()<\/p>\n
if user_input == "":<\/p>\n
    print("\u8f93\u5165\u4e3a\u7a7a\u3002")<\/p>\n
else:<\/p>\n
    try:<\/p>\n
        num = float(user_input)<\/p>\n
        print("\u4f60\u8f93\u5165\u7684\u6570\u5b57\u662f:", num)<\/p>\n
    except ValueError:<\/p>\n
        print("\u8f93\u5165\u7684\u4e0d\u662f\u4e00\u4e2a\u6709\u6548\u7684\u6570\u5b57\u3002")<\/p>\n
<\/code><\/pre>\n<\/p>\n
2\u3001\u5904\u7406\u8d1f\u6570\u548c\u96f6<\/h3>\n<\/p>\n
\u53ef\u4ee5\u6dfb\u52a0\u989d\u5916\u7684\u903b\u8f91\u6765\u5904\u7406\u8d1f\u6570\u548c\u96f6\u7684\u8f93\u5165\u3002<\/p>\n<\/p>\n
user_input = input("\u8bf7\u8f93\u5165\u4e00\u4e2a\u6570\u5b57: ")<\/p>\n
try:<\/p>\n
    num = float(user_input)<\/p>\n
    if num < 0:<\/p>\n
        print("\u8f93\u5165\u7684\u662f\u4e00\u4e2a\u8d1f\u6570\u3002")<\/p>\n
    elif num == 0:<\/p>\n
        print("\u8f93\u5165\u7684\u662f\u96f6\u3002")<\/p>\n
    else:<\/p>\n
        print("\u8f93\u5165\u7684\u662f\u4e00\u4e2a\u6b63\u6570\u3002")<\/p>\n
except ValueError:<\/p>\n
    print("\u8f93\u5165\u7684\u4e0d\u662f\u4e00\u4e2a\u6709\u6548\u7684\u6570\u5b57\u3002")<\/p>\n
<\/code><\/pre>\n<\/p>\n
3\u3001\u5904\u7406\u79d1\u5b66\u8ba1\u6570\u6cd5\u8f93\u5165<\/h3>\n<\/p>\n
\u79d1\u5b66\u8ba1\u6570\u6cd5\u662f\u4e00\u79cd\u8868\u793a\u5927\u6570\u548c\u5c0f\u6570\u7684\u65b9\u5f0f\uff0c\u53ef\u4ee5\u4f7f\u7528\u6b63\u5219\u8868\u8fbe\u5f0f\u6765\u9a8c\u8bc1\u548c\u5904\u7406\u8fd9\u79cd\u8f93\u5165\u3002<\/p>\n<\/p>\n
import re<\/p>\n
def is_valid_scientific_number(input_str):<\/p>\n
    return re.match(r"^-?\\d+(\\.\\d+)?([eE][-+]?\\d+)?$", input_str) is not None<\/p>\n
user_input = input("\u8bf7\u8f93\u5165\u4e00\u4e2a\u79d1\u5b66\u8ba1\u6570\u6cd5\u8868\u793a\u7684\u6570\u5b57: ")<\/p>\n
if is_valid_scientific_number(user_input):<\/p>\n
    num = float(user_input)<\/p>\n
    print("\u8f93\u5165\u7684\u662f\u4e00\u4e2a\u6709\u6548\u7684\u79d1\u5b66\u8ba1\u6570\u6cd5\u6570\u5b57:", num)<\/p>\n
else:<\/p>\n
    print("\u8f93\u5165\u7684\u4e0d\u662f\u4e00\u4e2a\u6709\u6548\u7684\u79d1\u5b66\u8ba1\u6570\u6cd5\u6570\u5b57\u3002")<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u516d\u3001\u7efc\u5408\u793a\u4f8b<\/h2>\n<\/p>\n
1\u3001\u7efc\u5408\u793a\u4f8b\u4e00\uff1a\u7b80\u5355\u8ba1\u7b97\u5668<\/h3>\n<\/p>\n
\u521b\u5efa\u4e00\u4e2a\u7b80\u5355\u7684\u8ba1\u7b97\u5668\uff0c\u5141\u8bb8\u7528\u6237\u8f93\u5165\u4e24\u4e2a\u6570\u5b57\u548c\u4e00\u4e2a\u64cd\u4f5c\u7b26\uff0c\u7136\u540e\u8fdb\u884c\u8ba1\u7b97\u3002<\/p>\n<\/p>\n
def get_number(prompt):<\/p>\n
    while True:<\/p>\n
        try:<\/p>\n
            return float(input(prompt))<\/p>\n
        except ValueError:<\/p>\n
            print("\u8f93\u5165\u7684\u4e0d\u662f\u4e00\u4e2a\u6709\u6548\u7684\u6570\u5b57\u3002")<\/p>\n
def get_operator():<\/p>\n
    while True:<\/p>\n
        operator = input("\u8bf7\u8f93\u5165\u4e00\u4e2a\u64cd\u4f5c\u7b26 (+, -, *, \/): ")<\/p>\n
        if operator in ['+', '-', '*', '\/']:<\/p>\n
            return operator<\/p>\n
        else:<\/p>\n
            print("\u8f93\u5165\u7684\u4e0d\u662f\u4e00\u4e2a\u6709\u6548\u7684\u64cd\u4f5c\u7b26\u3002")<\/p>\n
num1 = get_number("\u8bf7\u8f93\u5165\u7b2c\u4e00\u4e2a\u6570\u5b57: ")<\/p>\n
num2 = get_number("\u8bf7\u8f93\u5165\u7b2c\u4e8c\u4e2a\u6570\u5b57: ")<\/p>\n
operator = get_operator()<\/p>\n
if operator == '+':<\/p>\n
    result = num1 + num2<\/p>\n
elif operator == '-':<\/p>\n
    result = num1 - num2<\/p>\n
elif operator == '*':<\/p>\n
    result = num1 * num2<\/p>\n
elif operator == '\/':<\/p>\n
    if num2 != 0:<\/p>\n
        result = num1 \/ num2<\/p>\n
    else:<\/p>\n
        result = "\u9664\u6570\u4e0d\u80fd\u4e3a\u96f6"<\/p>\n
print(f"\u7ed3\u679c\u662f: {result}")<\/p>\n
<\/code><\/pre>\n<\/p>\n
2\u3001\u7efc\u5408\u793a\u4f8b\u4e8c\uff1a\u7edf\u8ba1\u5206\u6790\u5de5\u5177<\/h3>\n<\/p>\n
\u521b\u5efa\u4e00\u4e2a\u7b80\u5355\u7684\u7edf\u8ba1\u5206\u6790\u5de5\u5177\uff0c\u5141\u8bb8\u7528\u6237\u8f93\u5165\u4e00\u7ec4\u6570\u5b57\uff0c\u7136\u540e\u8ba1\u7b97\u5e73\u5747\u503c\u3001\u6700\u5927\u503c\u548c\u6700\u5c0f\u503c\u3002<\/p>\n<\/p>\n
def get_numbers():<\/p>\n
    while True:<\/p>\n
        user_input = input("\u8bf7\u8f93\u5165\u4e00\u7ec4\u9017\u53f7\u5206\u9694\u7684\u6570\u5b57: ")<\/p>\n
        try:<\/p>\n
            numbers = [float(num) for num in user_input.split(',')]<\/p>\n
            return numbers<\/p>\n
        except ValueError:<\/p>\n
            print("\u8f93\u5165\u7684\u5305\u542b\u65e0\u6548\u7684\u6570\u5b57\u3002")<\/p>\n
numbers = get_numbers()<\/p>\n
average = sum(numbers) \/ len(numbers)<\/p>\n
max_value = max(numbers)<\/p>\n
min_value = min(numbers)<\/p>\n
print(f"\u5e73\u5747\u503c: {average}")<\/p>\n
print(f"\u6700\u5927\u503c: {max_value}")<\/p>\n
print(f"\u6700\u5c0f\u503c: {min_value}")<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u901a\u8fc7\u672c\u6587\u7684\u8be6\u7ec6\u4ecb\u7ecd\uff0c\u76f8\u4fe1\u4f60\u5df2\u7ecf\u638c\u63e1\u4e86Python3\u4e2d\u5982\u4f55\u8f93\u5165\u6570\u5b57\u7684\u5404\u79cd\u65b9\u6cd5\u548c\u76f8\u5173\u77e5\u8bc6\u3002\u4ece\u57fa\u672c\u7684input()<\/code>\u51fd\u6570\u5230\u9ad8\u7ea7\u7684GUI\u5e93\u548c\u5916\u90e8\u5e93\uff0c\u6211\u4eec\u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684\u793a\u4f8b\u548c\u8be6\u7ec6\u7684\u89e3\u91ca\uff0c\u5e2e\u52a9\u4f60\u5728\u5b9e\u9645\u7f16\u7a0b\u4e2d\u7075\u6d3b\u8fd0\u7528\u8fd9\u4e9b\u6280\u5de7\u3002\u5e0c\u671b\u8fd9\u4e9b\u5185\u5bb9\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9\uff0c\u8ba9\u4f60\u5728Python\u7f16\u7a0b\u7684\u9053\u8def\u4e0a\u66f4\u52a0\u5f97\u5fc3\u5e94\u624b\u3002<\/p>\n<\/p>\n
\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
 \u5982\u4f55\u5728Python3\u4e2d\u8bfb\u53d6\u7528\u6237\u8f93\u5165\u7684\u6570\u5b57\uff1f<\/strong>
\u5728Python3\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u5185\u7f6e\u7684input()<\/code>\u51fd\u6570\u6765\u8bfb\u53d6\u7528\u6237\u8f93\u5165\u3002\u4e3a\u4e86\u786e\u4fdd\u8f93\u5165\u7684\u5185\u5bb9\u662f\u6570\u5b57\uff0c\u53ef\u4ee5\u4f7f\u7528int()<\/code>\u6216float()<\/code>\u51fd\u6570\u6765\u8f6c\u6362\u8f93\u5165\u3002\u4f8b\u5982\uff0c\u4f7f\u7528num = int(input("\u8bf7\u8f93\u5165\u4e00\u4e2a\u6574\u6570\uff1a"))<\/code>\u6765\u8bfb\u53d6\u5e76\u8f6c\u6362\u4e3a\u6574\u6570\uff0c\u6216\u8005\u4f7f\u7528num = float(input("\u8bf7\u8f93\u5165\u4e00\u4e2a\u6d6e\u70b9\u6570\uff1a"))<\/code>\u6765\u8bfb\u53d6\u5e76\u8f6c\u6362\u4e3a\u6d6e\u70b9\u6570\u3002\u786e\u4fdd\u5728\u8f6c\u6362\u4e4b\u524d\u8fdb\u884c\u9002\u5f53\u7684\u9519\u8bef\u5904\u7406\uff0c\u4ee5\u907f\u514d\u8f93\u5165\u975e\u6570\u5b57\u5b57\u7b26\u5bfc\u81f4\u7a0b\u5e8f\u5d29\u6e83\u3002<\/p>\n
\u5982\u679c\u7528\u6237\u8f93\u5165\u4e86\u65e0\u6548\u7684\u6570\u5b57\u683c\u5f0f\uff0c\u5982\u4f55\u5904\u7406\uff1f<\/strong>
\u4e3a\u4e86\u5904\u7406\u65e0\u6548\u7684\u8f93\u5165\u683c\u5f0f\uff0c\u53ef\u4ee5\u4f7f\u7528try<\/code>\u548cexcept<\/code>\u8bed\u53e5\u6765\u6355\u83b7\u5f02\u5e38\u3002\u4f8b\u5982\uff0c\u4f7f\u7528try:<\/code>\u5757\u6765\u5c1d\u8bd5\u5c06\u8f93\u5165\u8f6c\u6362\u4e3a\u6570\u5b57\uff0c\u5982\u679c\u8f93\u5165\u4e0d\u662f\u6709\u6548\u7684\u6570\u5b57\u683c\u5f0f\uff0c\u5219\u5728except<\/code>\u5757\u4e2d\u5904\u7406ValueError<\/code>\u5f02\u5e38\uff0c\u63d0\u793a\u7528\u6237\u91cd\u65b0\u8f93\u5165\u3002\u4f8b\u5982\uff1a  <\/p>\n
try:\n    num = int(input("\u8bf7\u8f93\u5165\u4e00\u4e2a\u6574\u6570\uff1a"))\nexcept ValueError:\n    print("\u8f93\u5165\u65e0\u6548\uff0c\u8bf7\u8f93\u5165\u4e00\u4e2a\u6574\u6570\u3002")\n<\/code><\/pre>\n
\u8fd9\u6837\u7684\u5904\u7406\u65b9\u5f0f\u80fd\u591f\u63d0\u9ad8\u7a0b\u5e8f\u7684\u5065\u58ee\u6027\u548c\u7528\u6237\u4f53\u9a8c\u3002<\/p>\n
\u5982\u4f55\u5728\u8f93\u5165\u6570\u5b57\u540e\u8fdb\u884c\u7b80\u5355\u7684\u6570\u5b66\u8fd0\u7b97\uff1f<\/strong>
\u5728\u83b7\u53d6\u6570\u5b57\u8f93\u5165\u540e\uff0c\u53ef\u4ee5\u76f4\u63a5\u8fdb\u884c\u5404\u79cd\u6570\u5b66\u8fd0\u7b97\u3002\u5047\u8bbe\u7528\u6237\u8f93\u5165\u4e86\u4e24\u4e2a\u6570\u5b57\uff0c\u53ef\u4ee5\u5c06\u5b83\u4eec\u5b58\u50a8\u5728\u53d8\u91cf\u4e2d\uff0c\u5e76\u8fdb\u884c\u52a0\u3001\u51cf\u3001\u4e58\u3001\u9664\u7b49\u64cd\u4f5c\u3002\u4f8b\u5982\uff1a  <\/p>\n
num1 = float(input("\u8bf7\u8f93\u5165\u7b2c\u4e00\u4e2a\u6570\u5b57\uff1a"))\nnum2 = float(input("\u8bf7\u8f93\u5165\u7b2c\u4e8c\u4e2a\u6570\u5b57\uff1a"))\nresult = num1 + num2\nprint("\u4e24\u6570\u4e4b\u548c\u4e3a\uff1a", result)\n<\/code><\/pre>\n
\u8fd9\u6837\u53ef\u4ee5\u8f7b\u677e\u5b9e\u73b0\u7b80\u5355\u7684\u8ba1\u7b97\u529f\u80fd\uff0c\u589e\u5f3a\u7528\u6237\u4ea4\u4e92\u7684\u8da3\u5473\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"Python3\u4e2d\u53ef\u4ee5\u4f7f\u7528input()\u51fd\u6570\u3001sys.stdin\u6a21\u5757\u3001GUI\u5e93\uff08\u5982Tkinter\uff09\u7b49\u65b9\u6cd5\u6765\u8f93\u5165\u6570 […]","protected":false},"author":3,"featured_media":1179253,"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\/1179242"}],"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=1179242"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1179242\/revisions"}],"predecessor-version":[{"id":1179256,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1179242\/revisions\/1179256"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/1179253"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=1179242"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=1179242"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=1179242"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}