\u4e8c\u3001Python\u5e93\u4e4b\u6570\u636e\u5206\u6790<\/h1>\n2.1 numpy<\/h2>\n
Numpy: \u8868\u8fbeN\u7ef4\u6570\u7ec4\u7684\u6700\u57fa\u7840\u5e93\uff0chttp:\/\/www.numpy.org<\/a><\/p>\n Pandas: Python\u6570\u636e\u5206\u6790\u9ad8\u5c42\u6b21\u5e94\u7528\u5e93\uff0chttp:\/\/pandas.pydata.org<\/a><\/p>\n SciPy: \u6570\u5b66\u3001\u79d1\u5b66\u548c\u5de5\u7a0b\u8ba1\u7b97\u529f\u80fd\u5e93\uff0chttp:\/\/www.scipy.org<\/a><\/p>\n Matplotlib: \u9ad8\u8d28\u91cf\u7684\u4e8c\u7ef4\u6570\u636e\u53ef\u89c6\u5316\u529f\u80fd\u5e93\uff0chttp:\/\/matplotlib.org<\/a><\/p>\n Seaborn: \u7edf\u8ba1\u7c7b\u6570\u636e\u53ef\u89c6\u5316\u529f\u80fd\u5e93\uff0chttp:\/\/seaborn.pydata.org\/<\/a><\/p>\n Mayavi\uff1a\u4e09\u7ef4\u79d1\u5b66\u6570\u636e\u53ef\u89c6\u5316\u529f\u80fd\u5e93\uff0chttp:\/\/docs.enthought.com\/mayavi\/mayavi\/<\/a><\/p>\n PyPDF2\uff1a\u7528\u6765\u5904\u7406pdf\u6587\u4ef6\u7684\u5de5\u5177\u96c6\uff0chttp:\/\/mstamy2.github.io\/PyPDF2<\/a><\/p>\n NLTK\uff1a\u81ea\u7136\u8bed\u8a00\u6587\u672c\u5904\u7406\u7b2c\u4e09\u65b9\u5e93\uff0chttp:\/\/www.nltk.org\/<\/a><\/p>\n Python-docx\uff1a\u521b\u5efa\u6216\u66f4\u65b0Microsoft Word\u6587\u4ef6\u7684\u7b2c\u4e09\u65b9\u5e93\uff0chttp:\/\/python-docx.readthedocs.io\/en\/latest\/index.html<\/a><\/p>\n Scikit-learn\uff1a\u673a\u5668\u5b66\u4e60\u65b9\u6cd5\u5de5\u5177\u96c6\uff0c\u4e0e\u6570\u636e\u5904\u7406\u76f8\u5173\u7684\u7b2c\u4e09\u65b9\u5e93\uff0chttp:\/\/scikit-learn.org\/<\/a><\/p>\n TensorFlow\uff1aAlphaGo\u80cc\u540e\u7684\u673a\u5668\u5b66\u4e60\u8ba1\u7b97\u6846\u67b6\uff0chttps:\/\/www.tensorflow.org\/<\/a><\/p>\n\n
import numpy as np\n\ndef np_sum():\n a = np.array([0, 1, 2, 3, 4])\n b = np.array([9, 8, 7, 6, 5])\n\n c = a**2 + b**3\n\n return c\n\nprint(np_sum())\n[729 513 347 225 141]\ndef py_sum():\n a = [0, 1, 2, 3, 4]\n b = [9, 8, 7, 6, 5]\n c = []\n\n for i in range(len(a)):\n c.append(a[i]**2 + b[i]**3)\n\n return c\n\nprint(py_sum())\n[729, 513, 347, 225, 141]<\/code><\/pre>\n2.2 pandas<\/h2>\n
\n
2.3 scipy<\/h2>\n
\n
![\"\"](\"https:\/\/egonlin.com\/wp-content\/uploads\/2022\/04\/\u4ece\u6570\u636e\u5904\u7406\u5230\u4eba\u5de5\u667a\u80fd1.png\")
<\/div><\/p>\n\u4e09\u3001Python\u5e93\u4e4b\u6570\u636e\u53ef\u89c6\u5316<\/h1>\n
3.1 matplotlib<\/h2>\n
\n
![\"\"](\"https:\/\/egonlin.com\/wp-content\/uploads\/2022\/04\/\u4ece\u6570\u636e\u5904\u7406\u5230\u4eba\u5de5\u667a\u80fd2.png\")
<\/div><\/p>\n3.2 Seaborn<\/h2>\n
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3.3 Mayavi<\/h2>\n
\n
![\"\"](\"https:\/\/egonlin.com\/wp-content\/uploads\/2022\/04\/\u4ece\u6570\u636e\u5904\u7406\u5230\u4eba\u5de5\u667a\u80fd3.png\")
<\/div><\/p>\n\u56db\u3001Python\u5e93\u4e4b\u6587\u672c\u5904\u7406<\/h1>\n
4.1 PyPDF2<\/h2>\n
\n
from PyPDF2 import PdfFileReader, PdfFileMerger\n\nmerger = PdfFileMerger()\ninput1 = open("document1.pdf", "rb")\ninput2 = open("document2.pdf", "rb")\nmerger.append(fileobj=input1, pages=(0, 3))\nmerger.merge(position=2, fileobj=input2, pages=(0, 1))\noutput = open("document-output.pdf", "wb")\nmerger.write(output)<\/code><\/pre>\n4.2 NLTK<\/h2>\n
\n
from nltk.corpus import treebank\n\nt = treebank.parsed_sents('wsj_0001.mrg')[0]\n\nt.draw()<\/code><\/pre>\n![\"\"](\"https:\/\/egonlin.com\/wp-content\/uploads\/2022\/04\/\u4ece\u6570\u636e\u5904\u7406\u5230\u4eba\u5de5\u667a\u80fd4.png\")
<\/div><\/p>\n4.3 Python-docx<\/h2>\n
\n
from docx import Document\n\ndocument = Document()\ndocument.add_heading('Document Title', 0)\np = document.add_paragraph('A plain paragraph having some ')\ndocument.add_page_break()\ndocument.save('demo.docx')<\/code><\/pre>\n\u4e94\u3001Python\u5e93\u4e4b\u673a\u5668\u5b66\u4e60<\/h1>\n
5.1 Scikit-learn<\/h2>\n
\n
![\"\"](\"https:\/\/egonlin.com\/wp-content\/uploads\/2022\/04\/\u4ece\u6570\u636e\u5904\u7406\u5230\u4eba\u5de5\u667a\u80fd5.png\")
<\/div><\/p>\n5.2 TensorFlow<\/h2>\n
\n
import tensorflow as tf\ninit = tf.global_variables_initializer()\nsess = tf.Session()\nsess.run(init)\nres = sess.run(result)\nprint('result:', res)<\/code><\/pre>\n5.3 MXNet<\/h2>\n
![\"\"](\"https:\/\/egonlin.com\/wp-content\/uploads\/2022\/04\/\u4ece\u6570\u636e\u5904\u7406\u5230\u4eba\u5de5\u667a\u80fd6.png\")
<\/div><\/p>\n