{"id":1157200,"date":"2025-01-13T18:25:38","date_gmt":"2025-01-13T10:25:38","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/1157200.html"},"modified":"2025-01-13T18:25:41","modified_gmt":"2025-01-13T10:25:41","slug":"python%e5%a6%82%e4%bd%95%e5%88%9b%e5%bb%ba%e5%8a%a8%e6%80%81%e6%95%b0%e7%bb%84","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/1157200.html","title":{"rendered":"python\u5982\u4f55\u521b\u5efa\u52a8\u6001\u6570\u7ec4"},"content":{"rendered":"

\"python\u5982\u4f55\u521b\u5efa\u52a8\u6001\u6570\u7ec4\"<\/p>\n

\u8981\u5728Python\u4e2d\u521b\u5efa\u52a8\u6001\u6570\u7ec4\uff0c\u53ef\u4ee5\u4f7f\u7528\u5217\u8868\u3001NumPy\u6570\u7ec4\u3001\u6216\u52a8\u6001\u6570\u7ec4\u7c7b\u3002<\/strong><\/p>\n<\/p>\n

\u5217\u8868<\/strong>\uff1aPython\u4e2d\u7684\u5217\u8868\u672c\u8d28\u4e0a\u662f\u52a8\u6001\u6570\u7ec4\uff0c\u5b83\u4eec\u53ef\u4ee5\u6839\u636e\u9700\u8981\u81ea\u52a8\u6269\u5c55\u548c\u6536\u7f29\u3002NumPy\u6570\u7ec4<\/strong>\uff1aNumPy\u5e93\u63d0\u4f9b\u4e86\u5bf9\u591a\u7ef4\u6570\u7ec4\u7684\u652f\u6301\uff0c\u5e76\u4e14\u6027\u80fd\u4f18\u8d8a\u3002\u52a8\u6001\u6570\u7ec4\u7c7b<\/strong>\uff1a\u53ef\u4ee5\u901a\u8fc7\u5b9a\u4e49\u4e00\u4e2a\u7c7b\u6765\u5b9e\u73b0\u52a8\u6001\u6570\u7ec4\uff0c\u4ee5\u4fbf\u66f4\u597d\u5730\u63a7\u5236\u6570\u7ec4\u7684\u884c\u4e3a\u3002<\/p>\n<\/p>\n

\u4e0b\u9762\u6211\u4eec\u8be6\u7ec6\u4ecb\u7ecd\u5982\u4f55\u4f7f\u7528\u8fd9\u4e09\u79cd\u65b9\u6cd5\u6765\u521b\u5efa\u548c\u64cd\u4f5c\u52a8\u6001\u6570\u7ec4\u3002<\/p>\n<\/p>\n

\u4e00\u3001\u5217\u8868<\/h3>\n<\/p>\n

Python\u4e2d\u7684\u5217\u8868\u662f\u6700\u5e38\u89c1\u7684\u52a8\u6001\u6570\u7ec4\u5b9e\u73b0\u3002\u5217\u8868\u7684\u5927\u5c0f\u4e0d\u56fa\u5b9a\uff0c\u5f53\u9700\u8981\u65f6\uff0c\u5b83\u4eec\u4f1a\u81ea\u52a8\u6269\u5c55\u3002<\/p>\n<\/p>\n

# \u521b\u5efa\u4e00\u4e2a\u7a7a\u5217\u8868<\/p>\n
dynamic_array = []<\/p>\n
\u5411\u5217\u8868\u4e2d\u6dfb\u52a0\u5143\u7d20<\/strong><\/h2>\n
dynamic_array.append(1)<\/p>\n
dynamic_array.append(2)<\/p>\n
dynamic_array.append(3)<\/p>\n
\u6253\u5370\u5217\u8868\u7684\u5185\u5bb9<\/strong><\/h2>\n
print(dynamic_array)  # \u8f93\u51fa: [1, 2, 3]<\/p>\n
\u5220\u9664\u5143\u7d20<\/strong><\/h2>\n
dynamic_array.pop()<\/p>\n
print(dynamic_array)  # \u8f93\u51fa: [1, 2]<\/p>\n
\u63d2\u5165\u5143\u7d20<\/strong><\/h2>\n
dynamic_array.insert(1, 4)<\/p>\n
print(dynamic_array)  # \u8f93\u51fa: [1, 4, 2]<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e8c\u3001NumPy\u6570\u7ec4<\/h3>\n<\/p>\n
NumPy\u5e93\u63d0\u4f9b\u4e86\u5bf9\u591a\u7ef4\u6570\u7ec4\u7684\u652f\u6301\uff0c\u5e76\u4e14\u6027\u80fd\u4f18\u8d8a\u3002NumPy\u6570\u7ec4\u5728\u521b\u5efa\u65f6\u9700\u8981\u6307\u5b9a\u5927\u5c0f\uff0c\u4f46\u53ef\u4ee5\u901a\u8fc7\u91cd\u65b0\u5206\u914d\u5185\u5b58\u6765\u6269\u5c55\u3002<\/p>\n<\/p>\n
import numpy as np<\/p>\n
\u521b\u5efa\u4e00\u4e2aNumPy\u6570\u7ec4<\/strong><\/h2>\n
dynamic_array = np.array([1, 2, 3])<\/p>\n
\u6253\u5370\u6570\u7ec4\u7684\u5185\u5bb9<\/strong><\/h2>\n
print(dynamic_array)  # \u8f93\u51fa: [1 2 3]<\/p>\n
\u6269\u5c55\u6570\u7ec4<\/strong><\/h2>\n
dynamic_array = np.append(dynamic_array, [4, 5])<\/p>\n
print(dynamic_array)  # \u8f93\u51fa: [1 2 3 4 5]<\/p>\n
\u5220\u9664\u5143\u7d20<\/strong><\/h2>\n
dynamic_array = np.delete(dynamic_array, -1)<\/p>\n
print(dynamic_array)  # \u8f93\u51fa: [1 2 3 4]<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e09\u3001\u52a8\u6001\u6570\u7ec4\u7c7b<\/h3>\n<\/p>\n
\u901a\u8fc7\u5b9a\u4e49\u4e00\u4e2a\u7c7b\uff0c\u53ef\u4ee5\u66f4\u597d\u5730\u63a7\u5236\u6570\u7ec4\u7684\u884c\u4e3a\uff0c\u5b9e\u73b0\u52a8\u6001\u6570\u7ec4\u3002<\/p>\n<\/p>\n
class DynamicArray:<\/p>\n
    def __init__(self):<\/p>\n
        self.array = []<\/p>\n
        self.size = 0<\/p>\n
    def append(self, value):<\/p>\n
        self.array.append(value)<\/p>\n
        self.size += 1<\/p>\n
    def pop(self):<\/p>\n
        if self.size > 0:<\/p>\n
            self.array.pop()<\/p>\n
            self.size -= 1<\/p>\n
    def insert(self, index, value):<\/p>\n
        self.array.insert(index, value)<\/p>\n
        self.size += 1<\/p>\n
    def delete(self, index):<\/p>\n
        if 0 <= index < self.size:<\/p>\n
            self.array.pop(index)<\/p>\n
            self.size -= 1<\/p>\n
    def __str__(self):<\/p>\n
        return str(self.array)<\/p>\n
\u521b\u5efa\u52a8\u6001\u6570\u7ec4\u5b9e\u4f8b<\/strong><\/h2>\n
dynamic_array = DynamicArray()<\/p>\n
\u6dfb\u52a0\u5143\u7d20<\/strong><\/h2>\n
dynamic_array.append(1)<\/p>\n
dynamic_array.append(2)<\/p>\n
dynamic_array.append(3)<\/p>\n
print(dynamic_array)  # \u8f93\u51fa: [1, 2, 3]<\/p>\n
\u5220\u9664\u5143\u7d20<\/strong><\/h2>\n
dynamic_array.pop()<\/p>\n
print(dynamic_array)  # \u8f93\u51fa: [1, 2]<\/p>\n
\u63d2\u5165\u5143\u7d20<\/strong><\/h2>\n
dynamic_array.insert(1, 4)<\/p>\n
print(dynamic_array)  # \u8f93\u51fa: [1, 4, 2]<\/p>\n
\u5220\u9664\u7279\u5b9a\u4f4d\u7f6e\u7684\u5143\u7d20<\/strong><\/h2>\n
dynamic_array.delete(1)<\/p>\n
print(dynamic_array)  # \u8f93\u51fa: [1, 2]<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u901a\u8fc7\u4e0a\u8ff0\u4e09\u79cd\u65b9\u6cd5\uff0c\u6211\u4eec\u53ef\u4ee5\u8f7b\u677e\u5730\u5728Python\u4e2d\u521b\u5efa\u548c\u64cd\u4f5c\u52a8\u6001\u6570\u7ec4\u3002\u9009\u62e9\u54ea\u79cd\u65b9\u6cd5\u4e3b\u8981\u53d6\u51b3\u4e8e\u5177\u4f53\u7684\u9700\u6c42\u548c\u5e94\u7528\u573a\u666f\u3002<\/p>\n<\/p>\n
\u56db\u3001\u5217\u8868\u7684\u8be6\u7ec6\u64cd\u4f5c<\/h3>\n<\/p>\n
\u5217\u8868\u662fPython\u4e2d\u6700\u5e38\u7528\u7684\u52a8\u6001\u6570\u7ec4\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u89c1\u7684\u5217\u8868\u64cd\u4f5c\u3002<\/p>\n<\/p>\n
1. \u521d\u59cb\u5316\u5217\u8868<\/h4>\n<\/p>\n
\u4f60\u53ef\u4ee5\u901a\u8fc7\u76f4\u63a5\u6307\u5b9a\u5143\u7d20\u6765\u521d\u59cb\u5316\u4e00\u4e2a\u5217\u8868\u3002<\/p>\n<\/p>\n
# \u521d\u59cb\u5316\u4e00\u4e2a\u5305\u542b\u6574\u6570\u7684\u5217\u8868<\/p>\n
dynamic_array = [1, 2, 3, 4, 5]<\/p>\n
print(dynamic_array)  # \u8f93\u51fa: [1, 2, 3, 4, 5]<\/p>\n
\u521d\u59cb\u5316\u4e00\u4e2a\u7a7a\u5217\u8868<\/strong><\/h2>\n
empty_list = []<\/p>\n
print(empty_list)  # \u8f93\u51fa: []<\/p>\n
<\/code><\/pre>\n<\/p>\n
2. \u8bbf\u95ee\u5143\u7d20<\/h4>\n<\/p>\n
\u5217\u8868\u4e2d\u7684\u5143\u7d20\u53ef\u4ee5\u901a\u8fc7\u7d22\u5f15\u8fdb\u884c\u8bbf\u95ee\u3002<\/p>\n<\/p>\n
dynamic_array = [1, 2, 3, 4, 5]<\/p>\n
\u8bbf\u95ee\u7b2c\u4e00\u4e2a\u5143\u7d20<\/strong><\/h2>\n
print(dynamic_array[0])  # \u8f93\u51fa: 1<\/p>\n
\u8bbf\u95ee\u6700\u540e\u4e00\u4e2a\u5143\u7d20<\/strong><\/h2>\n
print(dynamic_array[-1])  # \u8f93\u51fa: 5<\/p>\n
\u8bbf\u95ee\u8303\u56f4\u5185\u7684\u5143\u7d20<\/strong><\/h2>\n
print(dynamic_array[1:3])  # \u8f93\u51fa: [2, 3]<\/p>\n
<\/code><\/pre>\n<\/p>\n
3. \u66f4\u65b0\u5143\u7d20<\/h4>\n<\/p>\n
\u5217\u8868\u4e2d\u7684\u5143\u7d20\u662f\u53ef\u53d8\u7684\uff0c\u56e0\u6b64\u53ef\u4ee5\u76f4\u63a5\u4fee\u6539\u3002<\/p>\n<\/p>\n
dynamic_array = [1, 2, 3, 4, 5]<\/p>\n
\u4fee\u6539\u7b2c\u4e00\u4e2a\u5143\u7d20<\/strong><\/h2>\n
dynamic_array[0] = 10<\/p>\n
print(dynamic_array)  # \u8f93\u51fa: [10, 2, 3, 4, 5]<\/p>\n
<\/code><\/pre>\n<\/p>\n
4. \u5220\u9664\u5143\u7d20<\/h4>\n<\/p>\n
\u53ef\u4ee5\u4f7f\u7528del<\/code>\u3001remove<\/code>\u3001pop<\/code>\u7b49\u65b9\u6cd5\u6765\u5220\u9664\u5143\u7d20\u3002<\/p>\n<\/p>\n
dynamic_array = [1, 2, 3, 4, 5]<\/p>\n
\u5220\u9664\u7279\u5b9a\u4f4d\u7f6e\u7684\u5143\u7d20<\/strong><\/h2>\n
del dynamic_array[1]<\/p>\n
print(dynamic_array)  # \u8f93\u51fa: [1, 3, 4, 5]<\/p>\n
\u5220\u9664\u7279\u5b9a\u503c\u7684\u5143\u7d20<\/strong><\/h2>\n
dynamic_array.remove(4)<\/p>\n
print(dynamic_array)  # \u8f93\u51fa: [1, 3, 5]<\/p>\n
\u5220\u9664\u5e76\u8fd4\u56de\u6700\u540e\u4e00\u4e2a\u5143\u7d20<\/strong><\/h2>\n
last_element = dynamic_array.pop()<\/p>\n
print(last_element)  # \u8f93\u51fa: 5<\/p>\n
print(dynamic_array)  # \u8f93\u51fa: [1, 3]<\/p>\n
<\/code><\/pre>\n<\/p>\n
5. \u5217\u8868\u7684\u6269\u5c55<\/h4>\n<\/p>\n
\u53ef\u4ee5\u4f7f\u7528append<\/code>\u3001extend<\/code>\u3001insert<\/code>\u7b49\u65b9\u6cd5\u5411\u5217\u8868\u4e2d\u6dfb\u52a0\u5143\u7d20\u3002<\/p>\n<\/p>\n
dynamic_array = [1, 2, 3]<\/p>\n
\u6dfb\u52a0\u5143\u7d20\u5230\u5217\u8868\u672b\u5c3e<\/strong><\/h2>\n
dynamic_array.append(4)<\/p>\n
print(dynamic_array)  # \u8f93\u51fa: [1, 2, 3, 4]<\/p>\n
\u6269\u5c55\u5217\u8868<\/strong><\/h2>\n
dynamic_array.extend([5, 6])<\/p>\n
print(dynamic_array)  # \u8f93\u51fa: [1, 2, 3, 4, 5, 6]<\/p>\n
\u5728\u7279\u5b9a\u4f4d\u7f6e\u63d2\u5165\u5143\u7d20<\/strong><\/h2>\n
dynamic_array.insert(1, 9)<\/p>\n
print(dynamic_array)  # \u8f93\u51fa: [1, 9, 2, 3, 4, 5, 6]<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e94\u3001NumPy\u6570\u7ec4\u7684\u8be6\u7ec6\u64cd\u4f5c<\/h3>\n<\/p>\n
NumPy\u6570\u7ec4\u63d0\u4f9b\u4e86\u66f4\u591a\u7684\u529f\u80fd\u548c\u66f4\u9ad8\u7684\u6027\u80fd\uff0c\u9002\u5408\u5904\u7406\u5927\u91cf\u6570\u636e\u3002<\/p>\n<\/p>\n
1. \u521d\u59cb\u5316NumPy\u6570\u7ec4<\/h4>\n<\/p>\n
\u53ef\u4ee5\u4f7f\u7528np.array<\/code>\u6765\u521d\u59cb\u5316NumPy\u6570\u7ec4\u3002<\/p>\n<\/p>\n
import numpy as np<\/p>\n
\u521d\u59cb\u5316\u4e00\u4e2aNumPy\u6570\u7ec4<\/strong><\/h2>\n
dynamic_array = np.array([1, 2, 3, 4, 5])<\/p>\n
print(dynamic_array)  # \u8f93\u51fa: [1 2 3 4 5]<\/p>\n
<\/code><\/pre>\n<\/p>\n
2. \u8bbf\u95ee\u548c\u4fee\u6539\u5143\u7d20<\/h4>\n<\/p>\n
NumPy\u6570\u7ec4\u4e2d\u7684\u5143\u7d20\u53ef\u4ee5\u901a\u8fc7\u7d22\u5f15\u8fdb\u884c\u8bbf\u95ee\u548c\u4fee\u6539\u3002<\/p>\n<\/p>\n
import numpy as np<\/p>\n
dynamic_array = np.array([1, 2, 3, 4, 5])<\/p>\n
\u8bbf\u95ee\u7b2c\u4e00\u4e2a\u5143\u7d20<\/strong><\/h2>\n
print(dynamic_array[0])  # \u8f93\u51fa: 1<\/p>\n
\u4fee\u6539\u7b2c\u4e00\u4e2a\u5143\u7d20<\/strong><\/h2>\n
dynamic_array[0] = 10<\/p>\n
print(dynamic_array)  # \u8f93\u51fa: [10  2  3  4  5]<\/p>\n
<\/code><\/pre>\n<\/p>\n
3. \u5220\u9664\u5143\u7d20<\/h4>\n<\/p>\n
\u53ef\u4ee5\u4f7f\u7528np.delete<\/code>\u6765\u5220\u9664NumPy\u6570\u7ec4\u4e2d\u7684\u5143\u7d20\u3002<\/p>\n<\/p>\n
import numpy as np<\/p>\n
dynamic_array = np.array([1, 2, 3, 4, 5])<\/p>\n
\u5220\u9664\u7279\u5b9a\u4f4d\u7f6e\u7684\u5143\u7d20<\/strong><\/h2>\n
dynamic_array = np.delete(dynamic_array, 1)<\/p>\n
print(dynamic_array)  # \u8f93\u51fa: [1 3 4 5]<\/p>\n
<\/code><\/pre>\n<\/p>\n
4. \u6269\u5c55\u6570\u7ec4<\/h4>\n<\/p>\n
\u53ef\u4ee5\u4f7f\u7528np.append<\/code>\u6765\u6269\u5c55NumPy\u6570\u7ec4\u3002<\/p>\n<\/p>\n
import numpy as np<\/p>\n
dynamic_array = np.array([1, 2, 3])<\/p>\n
\u6269\u5c55\u6570\u7ec4<\/strong><\/h2>\n
dynamic_array = np.append(dynamic_array, [4, 5])<\/p>\n
print(dynamic_array)  # \u8f93\u51fa: [1 2 3 4 5]<\/p>\n
<\/code><\/pre>\n<\/p>\n
5. \u591a\u7ef4\u6570\u7ec4<\/h4>\n<\/p>\n
NumPy\u8fd8\u652f\u6301\u591a\u7ef4\u6570\u7ec4\uff0c\u53ef\u4ee5\u4f7f\u7528np.array<\/code>\u6765\u521b\u5efa\u3002<\/p>\n<\/p>\n
import numpy as np<\/p>\n
\u521b\u5efa\u4e00\u4e2a\u4e8c\u7ef4\u6570\u7ec4<\/strong><\/h2>\n
dynamic_array = np.array([[1, 2, 3], [4, 5, 6]])<\/p>\n
print(dynamic_array)<\/p>\n
\u8f93\u51fa:<\/strong><\/h2>\n
[[1 2 3]<\/strong><\/h2>\n
 [4 5 6]]<\/strong><\/h2>\n
<\/code><\/pre>\n<\/p>\n
\u516d\u3001\u52a8\u6001\u6570\u7ec4\u7c7b\u7684\u8be6\u7ec6\u5b9e\u73b0<\/h3>\n<\/p>\n
\u901a\u8fc7\u5b9a\u4e49\u4e00\u4e2a\u7c7b\uff0c\u53ef\u4ee5\u5b9e\u73b0\u66f4\u590d\u6742\u7684\u52a8\u6001\u6570\u7ec4\uff0c\u63d0\u4f9b\u66f4\u597d\u7684\u63a7\u5236\u3002<\/p>\n<\/p>\n
1. \u52a8\u6001\u6570\u7ec4\u7c7b\u7684\u57fa\u672c\u7ed3\u6784<\/h4>\n<\/p>\n
class DynamicArray:<\/p>\n
    def __init__(self):<\/p>\n
        self.array = []<\/p>\n
        self.size = 0<\/p>\n
    def append(self, value):<\/p>\n
        self.array.append(value)<\/p>\n
        self.size += 1<\/p>\n
    def pop(self):<\/p>\n
        if self.size > 0:<\/p>\n
            self.array.pop()<\/p>\n
            self.size -= 1<\/p>\n
    def insert(self, index, value):<\/p>\n
        self.array.insert(index, value)<\/p>\n
        self.size += 1<\/p>\n
    def delete(self, index):<\/p>\n
        if 0 <= index < self.size:<\/p>\n
            self.array.pop(index)<\/p>\n
            self.size -= 1<\/p>\n
    def __str__(self):<\/p>\n
        return str(self.array)<\/p>\n
<\/code><\/pre>\n<\/p>\n
2. \u6dfb\u52a0\u548c\u5220\u9664\u5143\u7d20<\/h4>\n<\/p>\n
\u8be5\u7c7b\u652f\u6301\u6dfb\u52a0\u548c\u5220\u9664\u5143\u7d20\u3002<\/p>\n<\/p>\n
# \u521b\u5efa\u52a8\u6001\u6570\u7ec4\u5b9e\u4f8b<\/p>\n
dynamic_array = DynamicArray()<\/p>\n
\u6dfb\u52a0\u5143\u7d20<\/strong><\/h2>\n
dynamic_array.append(1)<\/p>\n
dynamic_array.append(2)<\/p>\n
dynamic_array.append(3)<\/p>\n
print(dynamic_array)  # \u8f93\u51fa: [1, 2, 3]<\/p>\n
\u5220\u9664\u5143\u7d20<\/strong><\/h2>\n
dynamic_array.pop()<\/p>\n
print(dynamic_array)  # \u8f93\u51fa: [1, 2]<\/p>\n
<\/code><\/pre>\n<\/p>\n
3. \u63d2\u5165\u548c\u5220\u9664\u7279\u5b9a\u4f4d\u7f6e\u7684\u5143\u7d20<\/h4>\n<\/p>\n
\u8be5\u7c7b\u8fd8\u652f\u6301\u5728\u7279\u5b9a\u4f4d\u7f6e\u63d2\u5165\u548c\u5220\u9664\u5143\u7d20\u3002<\/p>\n<\/p>\n
# \u63d2\u5165\u5143\u7d20<\/p>\n
dynamic_array.insert(1, 4)<\/p>\n
print(dynamic_array)  # \u8f93\u51fa: [1, 4, 2]<\/p>\n
\u5220\u9664\u7279\u5b9a\u4f4d\u7f6e\u7684\u5143\u7d20<\/strong><\/h2>\n
dynamic_array.delete(1)<\/p>\n
print(dynamic_array)  # \u8f93\u51fa: [1, 2]<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e03\u3001\u6027\u80fd\u548c\u4f18\u5316<\/h3>\n<\/p>\n
\u5bf9\u4e8e\u5927\u578b\u6570\u636e\u96c6\uff0c\u9009\u62e9\u5408\u9002\u7684\u6570\u636e\u7ed3\u6784\u548c\u65b9\u6cd5\u975e\u5e38\u91cd\u8981\u3002\u5217\u8868\u9002\u7528\u4e8e\u5927\u591a\u6570\u60c5\u51b5\uff0c\u4f46\u5bf9\u4e8e\u9ad8\u6027\u80fd\u9700\u6c42\uff0c\u53ef\u4ee5\u9009\u62e9NumPy\u6570\u7ec4\u6216\u81ea\u5b9a\u4e49\u5b9e\u73b0\u3002<\/p>\n<\/p>\n
1. \u5217\u8868\u7684\u6027\u80fd<\/h4>\n<\/p>\n
\u5217\u8868\u5728\u5c0f\u89c4\u6a21\u6570\u636e\u4e0b\u6027\u80fd\u826f\u597d\uff0c\u4f46\u5728\u5927\u89c4\u6a21\u6570\u636e\u4e0b\u53ef\u80fd\u4f1a\u56e0\u4e3a\u9891\u7e41\u7684\u5185\u5b58\u91cd\u65b0\u5206\u914d\u800c\u6027\u80fd\u4e0b\u964d\u3002<\/p>\n<\/p>\n
2. NumPy\u6570\u7ec4\u7684\u6027\u80fd<\/h4>\n<\/p>\n
NumPy\u6570\u7ec4\u6027\u80fd\u4f18\u8d8a\uff0c\u9002\u5408\u5904\u7406\u5927\u91cf\u6570\u636e\u548c\u8fdb\u884c\u79d1\u5b66\u8ba1\u7b97\u3002<\/p>\n<\/p>\n
3. \u81ea\u5b9a\u4e49\u5b9e\u73b0\u7684\u4f18\u5316<\/h4>\n<\/p>\n
\u901a\u8fc7\u81ea\u5b9a\u4e49\u7c7b\uff0c\u53ef\u4ee5\u9488\u5bf9\u7279\u5b9a\u9700\u6c42\u8fdb\u884c\u4f18\u5316\uff0c\u4f8b\u5982\u9884\u5206\u914d\u5185\u5b58\u3001\u4f7f\u7528\u94fe\u8868\u7b49\u3002<\/p>\n<\/p>\n
\u516b\u3001\u603b\u7ed3<\/h3>\n<\/p>\n
Python\u63d0\u4f9b\u4e86\u591a\u79cd\u65b9\u6cd5\u6765\u521b\u5efa\u548c\u64cd\u4f5c\u52a8\u6001\u6570\u7ec4\uff0c\u5305\u62ec\u5217\u8868\u3001NumPy\u6570\u7ec4\u548c\u81ea\u5b9a\u4e49\u7c7b\u3002\u9009\u62e9\u5408\u9002\u7684\u65b9\u6cd5\u53d6\u51b3\u4e8e\u5177\u4f53\u9700\u6c42\u548c\u5e94\u7528\u573a\u666f\u3002\u5bf9\u4e8e\u5927\u591a\u6570\u60c5\u51b5\uff0c\u5217\u8868\u5df2\u7ecf\u8db3\u591f\u5f3a\u5927\u548c\u7075\u6d3b\uff1b\u5bf9\u4e8e\u9ad8\u6027\u80fd\u9700\u6c42\uff0cNumPy\u662f\u4e00\u4e2a\u5f88\u597d\u7684\u9009\u62e9\uff1b\u5bf9\u4e8e\u9700\u8981\u7cbe\u7ec6\u63a7\u5236\u7684\u60c5\u51b5\uff0c\u53ef\u4ee5\u901a\u8fc7\u81ea\u5b9a\u4e49\u7c7b\u6765\u5b9e\u73b0\u52a8\u6001\u6570\u7ec4\u3002<\/p>\n<\/p>\n
\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
 \u5982\u4f55\u5728Python\u4e2d\u521b\u5efa\u4e00\u4e2a\u52a8\u6001\u6570\u7ec4\uff1f<\/strong>
\u5728Python\u4e2d\uff0c\u521b\u5efa\u52a8\u6001\u6570\u7ec4\u53ef\u4ee5\u4f7f\u7528\u5185\u7f6e\u7684\u5217\u8868\uff08list\uff09\u6570\u636e\u7ed3\u6784\u3002\u5217\u8868\u53ef\u4ee5\u6839\u636e\u9700\u8981\u81ea\u52a8\u8c03\u6574\u5927\u5c0f\uff0c\u56e0\u6b64\u60a8\u53ef\u4ee5\u968f\u65f6\u6dfb\u52a0\u6216\u5220\u9664\u5143\u7d20\u3002\u793a\u4f8b\u4ee3\u7801\u5982\u4e0b\uff1a  <\/p>\n
dynamic_array = []  # \u521b\u5efa\u4e00\u4e2a\u7a7a\u5217\u8868\ndynamic_array.append(1)  # \u6dfb\u52a0\u5143\u7d20\ndynamic_array.append(2)\ndynamic_array.remove(1)  # \u5220\u9664\u5143\u7d20\nprint(dynamic_array)  # \u8f93\u51fa: [2]\n<\/code><\/pre>\n
\u52a8\u6001\u6570\u7ec4\u7684\u6027\u80fd\u5982\u4f55\uff0c\u662f\u5426\u9002\u7528\u4e8e\u5927\u6570\u636e\u91cf\u7684\u5904\u7406\uff1f<\/strong>
Python\u7684\u5217\u8868\u5728\u5927\u591a\u6570\u60c5\u51b5\u4e0b\u8868\u73b0\u826f\u597d\uff0c\u4f46\u5728\u5904\u7406\u5927\u6570\u636e\u91cf\u65f6\uff0c\u53ef\u80fd\u4f1a\u9762\u4e34\u6027\u80fd\u74f6\u9888\u3002\u5217\u8868\u7684\u52a8\u6001\u5927\u5c0f\u8c03\u6574\u4f1a\u5bfc\u81f4\u67d0\u4e9b\u64cd\u4f5c\u7684\u65f6\u95f4\u590d\u6742\u5ea6\u589e\u52a0\u3002\u4e3a\u4e86\u63d0\u9ad8\u6027\u80fd\uff0c\u53ef\u4ee5\u8003\u8651\u4f7f\u7528NumPy\u5e93\u7684\u6570\u7ec4\u6216\u5176\u4ed6\u6570\u636e\u7ed3\u6784\uff0c\u5982deque\uff08\u53cc\u7aef\u961f\u5217\uff09\uff0c\u8fd9\u5728\u5904\u7406\u5927\u91cf\u6570\u636e\u65f6\u66f4\u52a0\u9ad8\u6548\u3002<\/p>\n
\u5982\u4f55\u4f7f\u7528NumPy\u521b\u5efa\u52a8\u6001\u6570\u7ec4\uff1f<\/strong>
NumPy\u63d0\u4f9b\u4e86\u66f4\u9ad8\u6548\u7684\u6570\u7ec4\u64cd\u4f5c\u529f\u80fd\uff0c\u9002\u7528\u4e8e\u6570\u503c\u8ba1\u7b97\u3002\u867d\u7136NumPy\u6570\u7ec4\u7684\u5927\u5c0f\u5728\u521b\u5efa\u540e\u65e0\u6cd5\u66f4\u6539\uff0c\u4f46\u53ef\u4ee5\u901a\u8fc7\u8fde\u63a5\u6216\u91cd\u5851\u6570\u7ec4\u6765\u5b9e\u73b0\u52a8\u6001\u6548\u679c\u3002\u793a\u4f8b\u4ee3\u7801\u5982\u4e0b\uff1a  <\/p>\n
import numpy as np\n\narray = np.array([1, 2, 3])  # \u521b\u5efaNumPy\u6570\u7ec4\narray = np.append(array, 4)  # \u6dfb\u52a0\u5143\u7d20\nprint(array)  # \u8f93\u51fa: [1 2 3 4]\n<\/code><\/pre>\n
\u8fd9\u79cd\u65b9\u5f0f\u5728\u5904\u7406\u6570\u503c\u6570\u636e\u65f6\u63d0\u4f9b\u4e86\u66f4\u9ad8\u7684\u6027\u80fd\u548c\u66f4\u591a\u7684\u529f\u80fd\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u8981\u5728Python\u4e2d\u521b\u5efa\u52a8\u6001\u6570\u7ec4\uff0c\u53ef\u4ee5\u4f7f\u7528\u5217\u8868\u3001NumPy\u6570\u7ec4\u3001\u6216\u52a8\u6001\u6570\u7ec4\u7c7b\u3002 \u5217\u8868\uff1aPython\u4e2d\u7684\u5217\u8868\u672c\u8d28\u4e0a […]","protected":false},"author":3,"featured_media":1157206,"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\/1157200"}],"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=1157200"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1157200\/revisions"}],"predecessor-version":[{"id":1157209,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1157200\/revisions\/1157209"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/1157206"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=1157200"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=1157200"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=1157200"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}