{"id":1064293,"date":"2024-12-31T16:07:47","date_gmt":"2024-12-31T08:07:47","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/1064293.html"},"modified":"2024-12-31T16:07:49","modified_gmt":"2024-12-31T08:07:49","slug":"python%e5%a6%82%e4%bd%95%e5%8f%96%e8%99%9a%e9%83%a8%e5%92%8c%e5%ae%9e%e9%83%a8","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/1064293.html","title":{"rendered":"Python\u5982\u4f55\u53d6\u865a\u90e8\u548c\u5b9e\u90e8"},"content":{"rendered":"

\"Python\u5982\u4f55\u53d6\u865a\u90e8\u548c\u5b9e\u90e8\"<\/p>\n

Python\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u590d\u6570\u7c7b\u578b\u6765\u5904\u7406\u548c\u83b7\u53d6\u590d\u6570\u7684\u5b9e\u90e8\u548c\u865a\u90e8\u3002<\/strong> Python \u63d0\u4f9b\u4e86\u5185\u7f6e\u7684 complex<\/code> \u7c7b\u578b\uff0c\u53ef\u4ee5\u975e\u5e38\u65b9\u4fbf\u5730\u8868\u793a\u548c\u64cd\u4f5c\u590d\u6570\u3002\u83b7\u53d6\u590d\u6570\u7684\u5b9e\u90e8\u548c\u865a\u90e8\u4e3b\u8981\u6709\u4ee5\u4e0b\u51e0\u79cd\u65b9\u6cd5\uff1a\u76f4\u63a5\u4f7f\u7528\u590d\u6570\u5bf9\u8c61\u7684 .real<\/code> \u548c .imag<\/code> \u5c5e\u6027\u3001\u4f7f\u7528 cmath<\/code> \u6a21\u5757\u3001\u4ee5\u53ca\u4f7f\u7528\u81ea\u5b9a\u4e49\u51fd\u6570\u3002\u6700\u5e38\u7528\u7684\u65b9\u6cd5\u662f\u76f4\u63a5\u4f7f\u7528\u590d\u6570\u5bf9\u8c61\u7684 .real<\/code> \u548c .imag<\/code> \u5c5e\u6027<\/strong>\uff0c\u56e0\u4e3a\u5b83\u4eec\u7b80\u5355\u660e\u4e86\u4e14\u6613\u4e8e\u7406\u89e3\u3002<\/p>\n<\/p>\n

\u4e0b\u9762\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u5982\u4f55\u5728Python\u4e2d\u53d6\u865a\u90e8\u548c\u5b9e\u90e8\uff0c\u5e76\u63a2\u8ba8\u5176\u4e2d\u7684\u7ec6\u8282\u548c\u5e94\u7528\u3002<\/p>\n<\/p>\n

\u4e00\u3001\u4f7f\u7528\u590d\u6570\u5bf9\u8c61\u7684 .real<\/code> \u548c .imag<\/code> \u5c5e\u6027<\/h3>\n<\/p>\n

Python\u5185\u7f6e\u7684 complex<\/code> \u7c7b\u578b\u4f7f\u5f97\u8868\u793a\u590d\u6570\u53d8\u5f97\u975e\u5e38\u7b80\u5355\u3002\u6bcf\u4e2a\u590d\u6570\u5bf9\u8c61\u90fd\u6709\u4e24\u4e2a\u5c5e\u6027\uff1a.real<\/code> \u548c .imag<\/code>\uff0c\u5206\u522b\u8868\u793a\u590d\u6570\u7684\u5b9e\u90e8\u548c\u865a\u90e8\u3002<\/p>\n<\/p>\n

z = 3 + 4j  # \u521b\u5efa\u4e00\u4e2a\u590d\u6570<\/p>\n
real_part = z.real  # \u83b7\u53d6\u5b9e\u90e8<\/p>\n
imaginary_part = z.imag  # \u83b7\u53d6\u865a\u90e8<\/p>\n
print(f"\u5b9e\u90e8: {real_part}, \u865a\u90e8: {imaginary_part}")<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u4e0a\u9762\u7684\u793a\u4f8b\u4e2d\uff0cz<\/code> \u662f\u4e00\u4e2a\u590d\u6570\uff0cz.real<\/code> \u8fd4\u56de\u590d\u6570\u7684\u5b9e\u90e8\u90e8\u5206\uff0cz.imag<\/code> \u8fd4\u56de\u590d\u6570\u7684\u865a\u90e8\u90e8\u5206\u3002\u8fd9\u79cd\u65b9\u6cd5\u975e\u5e38\u76f4\u89c2\uff0c\u4e14\u6613\u4e8e\u4f7f\u7528<\/strong>\u3002<\/p>\n<\/p>\n
\u4e8c\u3001\u4f7f\u7528 cmath<\/code> \u6a21\u5757<\/h3>\n<\/p>\n
cmath<\/code> \u6a21\u5757\u63d0\u4f9b\u4e86\u4e00\u4e9b\u989d\u5916\u7684\u51fd\u6570\u6765\u5904\u7406\u590d\u6570\uff0c\u5c3d\u7ba1\u5bf9\u4e8e\u83b7\u53d6\u590d\u6570\u7684\u5b9e\u90e8\u548c\u865a\u90e8\uff0c.real<\/code> \u548c .imag<\/code> \u5c5e\u6027\u5df2\u7ecf\u8db3\u591f\uff0c\u4f46 cmath<\/code> \u6a21\u5757\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\u53ef\u80fd\u4f1a\u6709\u7528\u3002<\/p>\n<\/p>\n
import cmath<\/p>\n
z = 3 + 4j<\/p>\n
real_part = cmath.polar(z)[0]  # \u83b7\u53d6\u590d\u6570\u7684\u6a21\u957f<\/p>\n
imaginary_part = cmath.polar(z)[1]  # \u83b7\u53d6\u590d\u6570\u7684\u76f8\u89d2<\/p>\n
print(f"\u6a21\u957f: {real_part}, \u76f8\u89d2: {imaginary_part}")<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5c3d\u7ba1 cmath.polar<\/code> \u8fd4\u56de\u7684\u662f\u590d\u6570\u7684\u6781\u5750\u6807\u5f62\u5f0f\uff0c\u4f46\u5728\u67d0\u4e9b\u5e94\u7528\u4e2d\u8fd9\u53ef\u80fd\u662f\u6240\u9700\u8981\u7684\u3002\u6781\u5750\u6807\u5f62\u5f0f\u5728\u67d0\u4e9b\u6570\u5b66\u548c\u5de5\u7a0b\u95ee\u9898\u4e2d\u975e\u5e38\u6709\u7528<\/strong>\u3002<\/p>\n<\/p>\n
\u4e09\u3001\u4f7f\u7528\u81ea\u5b9a\u4e49\u51fd\u6570<\/h3>\n<\/p>\n
\u6709\u65f6\uff0c\u51fa\u4e8e\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u548c\u91cd\u7528\u6027\u7684\u8003\u8651\uff0c\u5b9a\u4e49\u81ea\u5df1\u7684\u51fd\u6570\u6765\u83b7\u53d6\u590d\u6570\u7684\u5b9e\u90e8\u548c\u865a\u90e8\u4e5f\u662f\u4e00\u79cd\u4e0d\u9519\u7684\u9009\u62e9\u3002<\/p>\n<\/p>\n
def get_real_part(z):<\/p>\n
    return z.real<\/p>\n
def get_imaginary_part(z):<\/p>\n
    return z.imag<\/p>\n
z = 3 + 4j<\/p>\n
real_part = get_real_part(z)<\/p>\n
imaginary_part = get_imaginary_part(z)<\/p>\n
print(f"\u5b9e\u90e8: {real_part}, \u865a\u90e8: {imaginary_part}")<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u79cd\u65b9\u6cd5\u4f7f\u5f97\u4ee3\u7801\u66f4\u52a0\u6a21\u5757\u5316\u548c\u6613\u4e8e\u7ef4\u62a4<\/strong>\uff0c\u5c24\u5176\u662f\u5728\u5927\u578b\u9879\u76ee\u4e2d\u3002<\/p>\n<\/p>\n
\u56db\u3001\u590d\u6570\u7684\u8868\u793a\u4e0e\u64cd\u4f5c<\/h3>\n<\/p>\n
\u5728Python\u4e2d\uff0c\u590d\u6570\u7684\u57fa\u672c\u8868\u793a\u65b9\u6cd5\u662f\u4f7f\u7528 a + bj<\/code>\uff0c\u5176\u4e2d a<\/code> \u548c b<\/code> \u662f\u5b9e\u6570\uff0cj<\/code> \u662f\u865a\u6570\u5355\u4f4d\u3002\u8fd9\u79cd\u8868\u793a\u65b9\u6cd5\u4e0d\u4ec5\u7b80\u5355\uff0c\u800c\u4e14\u4e0e\u6570\u5b66\u4e0a\u7684\u590d\u6570\u8868\u793a\u65b9\u6cd5\u4e00\u81f4\u3002<\/p>\n<\/p>\n
z1 = 3 + 4j<\/p>\n
z2 = 1 + 2j<\/p>\n
z_sum = z1 + z2  # \u590d\u6570\u76f8\u52a0<\/p>\n
z_diff = z1 - z2  # \u590d\u6570\u76f8\u51cf<\/p>\n
z_product = z1 * z2  # \u590d\u6570\u76f8\u4e58<\/p>\n
z_quotient = z1 \/ z2  # \u590d\u6570\u76f8\u9664<\/p>\n
print(f"\u590d\u6570\u548c: {z_sum}, \u590d\u6570\u5dee: {z_diff}, \u590d\u6570\u79ef: {z_product}, \u590d\u6570\u5546: {z_quotient}")<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u590d\u6570\u7684\u57fa\u672c\u8fd0\u7b97\u5728Python\u4e2d\u975e\u5e38\u76f4\u89c2\uff0c\u7c7b\u4f3c\u4e8e\u5b9e\u6570\u7684\u8fd0\u7b97<\/strong>\uff0c\u8fd9\u4f7f\u5f97Python\u6210\u4e3a\u5904\u7406\u590d\u6570\u7684\u7406\u60f3\u9009\u62e9\u3002<\/p>\n<\/p>\n
\u4e94\u3001\u590d\u6570\u7684\u5b9e\u90e8\u548c\u865a\u90e8\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\u7684\u610f\u4e49<\/h3>\n<\/p>\n
\u590d\u6570\u5728\u5de5\u7a0b\u3001\u7269\u7406\u548c\u8bb8\u591a\u79d1\u5b66\u9886\u57df\u4e2d\u6709\u5e7f\u6cdb\u7684\u5e94\u7528\u3002\u83b7\u53d6\u590d\u6570\u7684\u5b9e\u90e8\u548c\u865a\u90e8\u5728\u8fd9\u4e9b\u9886\u57df\u4e2d\u4e5f\u662f\u975e\u5e38\u5e38\u89c1\u7684\u64cd\u4f5c\u3002<\/p>\n<\/p>\n