phython 环境建置

1.下载
https://www.python.org/
http://img2.58codes.com/2024/20106764eC9lbDTwYq.png
2.安装
http://img2.58codes.com/2024/20106764aQWmDrHxG0.png
http://img2.58codes.com/2024/20106764uz1NvzFOWu.png
http://img2.58codes.com/2024/201067647Aun2y6cnH.png
http://img2.58codes.com/2024/20106764f78ehPdpiu.png
http://img2.58codes.com/2024/20106764acZ2Lw29rF.png
测试安装有没有问题
http://img2.58codes.com/2024/20106764w9bdsNwsy9.pnghttp://img2.58codes.com/2024/20106764mAiXWC0ATM.pnghttp://img2.58codes.com/2024/20106764fEQ1evqWSb.png
3.测试IDLE
新增记事本,副档名改为py,滑鼠右键Edit with IDLE,输入
print("Hello, world!")
http://img2.58codes.com/2024/20106764UTwI2AkT5e.pnghttp://img2.58codes.com/2024/20106764T6l5bkjJcW.pnghttp://img2.58codes.com/2024/20106764Mfh4WhgITq.pnghttp://img2.58codes.com/2024/20106764lQQl6XcKc8.png

安装Anaconda

Anaconda官网 https://www.anaconda.com/download/
安装过程中,出现Advanced Options,两个勾都打勾。
安装最后,vscode,可以的话也装一下。

安装完成后证,从Windows 开始选单(Start menu)中选择Anaconda Navigator,如果Navigator 可以打开,表示成功安装Anaconda

使用

2.打开Anaconda Prompt
http://img2.58codes.com/2024/20106764NCFNgcPtBL.png
开启会像这样
http://img2.58codes.com/2024/20106764sszDfididt.png

3.安装套件

conda install pandas 

http://img2.58codes.com/2024/20106764xVOfMFozWM.png
安装讯息如下,期间会问是不是要继续,就输入"Y"

(base) C:\Users\Users>conda install pandasSolving environment: done## Package Plan ##  environment location: C:\ProgramData\Anaconda3  added / updated specs:    - pandasThe following packages will be downloaded:    package                    |            build    ---------------------------|-----------------    lz4-c-1.8.1.2              |       h2fa13f4_0         217 KB    libcurl-7.65.3             |       h2a8f88b_0         283 KB    conda-4.7.11               |           py37_0         3.0 MB    python-libarchive-c-2.8    |          py37_13          24 KB    xz-5.2.4                   |       h2fa13f4_4         812 KB    mkl_fft-1.0.6              |   py37hdbbee80_0         120 KB    sqlite-3.29.0              |       he774522_0         962 KB    numpy-1.15.4               |   py37ha559c80_0          36 KB    cryptography-2.7           |   py37h7a1dbc1_0         564 KB    libpng-1.6.37              |       h2a8f88b_0         598 KB    pycurl-7.43.0.3            |   py37h7a1dbc1_0          67 KB    libssh2-1.8.2              |       h7a1dbc1_0         186 KB    openssl-1.1.1c             |       he774522_1         5.7 MB    mkl-2018.0.3               |                1       178.1 MB    certifi-2019.6.16          |           py37_1         156 KB    pandas-0.25.1              |   py37ha925a31_0         9.8 MB    conda-package-handling-1.3.11|           py37_0         280 KB    libarchive-3.3.3           |       h0643e63_5         1.4 MB    qt-5.9.7                   |   vc14h73c81de_0        92.3 MB    curl-7.65.3                |       h2a8f88b_0         122 KB    numpy-base-1.15.4          |   py37h8128ebf_0         3.9 MB    krb5-1.16.1                |       hc04afaa_7         819 KB    zstd-1.3.7                 |       h508b16e_0         536 KB    ca-certificates-2019.5.15  |                1         166 KB    ------------------------------------------------------------                                           Total:       300.0 MBThe following NEW packages will be INSTALLED:    conda-package-handling: 1.3.11-py37_0    krb5:                   1.16.1-hc04afaa_7    libarchive:             3.3.3-h0643e63_5    lz4-c:                  1.8.1.2-h2fa13f4_0    python-libarchive-c:    2.8-py37_13    xz:                     5.2.4-h2fa13f4_4    zstd:                   1.3.7-h508b16e_0The following packages will be UPDATED:    ca-certificates:        2018.03.07-0            --> 2019.5.15-1    certifi:                2018.8.24-py37_1        --> 2019.6.16-py37_1    conda:                  4.5.11-py37_0           --> 4.7.11-py37_0    cryptography:           2.3.1-py37h74b6da3_0    --> 2.7-py37h7a1dbc1_0    curl:                   7.61.0-h7602738_0       --> 7.65.3-h2a8f88b_0    libcurl:                7.61.0-h7602738_0       --> 7.65.3-h2a8f88b_0    libpng:                 1.6.34-h79bbb47_0       --> 1.6.37-h2a8f88b_0    libssh2:                1.8.0-hd619d38_4        --> 1.8.2-h7a1dbc1_0    mkl_fft:                1.0.4-py37h1e22a9b_1    --> 1.0.6-py37hdbbee80_0    numpy:                  1.15.1-py37ha559c80_0   --> 1.15.4-py37ha559c80_0    numpy-base:             1.15.1-py37h8128ebf_0   --> 1.15.4-py37h8128ebf_0    openssl:                1.0.2p-hfa6e2cd_0       --> 1.1.1c-he774522_1    pandas:                 0.23.4-py37h830ac7b_0   --> 0.25.1-py37ha925a31_0    pycurl:                 7.43.0.2-py37h74b6da3_0 --> 7.43.0.3-py37h7a1dbc1_0    qt:                     5.9.6-vc14h1e9a669_2    --> 5.9.7-vc14h73c81de_0    sqlite:                 3.24.0-h7602738_0       --> 3.29.0-he774522_0The following packages will be DOWNGRADED:    mkl:                    2019.0-118              --> 2018.0.3-1Proceed ([y]/n)?Downloading and Extracting Packageslz4-c-1.8.1.2        | 217 KB    | #################################### | 100%libcurl-7.65.3       | 283 KB    | #################################### | 100%conda-4.7.11         | 3.0 MB    | #################################### | 100%python-libarchive-c- | 24 KB     | #################################### | 100%xz-5.2.4             | 812 KB    | #################################### | 100%mkl_fft-1.0.6        | 120 KB    | #################################### | 100%sqlite-3.29.0        | 962 KB    | #################################### | 100%numpy-1.15.4         | 36 KB     | #################################### | 100%cryptography-2.7     | 564 KB    | #################################### | 100%libpng-1.6.37        | 598 KB    | #################################### | 100%pycurl-7.43.0.3      | 67 KB     | #################################### | 100%libssh2-1.8.2        | 186 KB    | #################################### | 100%openssl-1.1.1c       | 5.7 MB    | #################################### | 100%mkl-2018.0.3         | 178.1 MB  | #################################### | 100%certifi-2019.6.16    | 156 KB    | #################################### | 100%pandas-0.25.1        | 9.8 MB    | #################################### | 100%conda-package-handli | 280 KB    | #################################### | 100%libarchive-3.3.3     | 1.4 MB    | #################################### | 100%qt-5.9.7             | 92.3 MB   | #################################### | 100%curl-7.65.3          | 122 KB    | #################################### | 100%numpy-base-1.15.4    | 3.9 MB    | #################################### | 100%krb5-1.16.1          | 819 KB    | #################################### | 100%zstd-1.3.7           | 536 KB    | #################################### | 100%ca-certificates-2019 | 166 KB    | #################################### | 100%Preparing transaction: doneVerifying transaction: doneExecuting transaction: done(base) C:\Users\Users>^A

检查
打开Anaconda Prompt 输入 conda list
能看到已安装的套件
http://img2.58codes.com/2024/20106764aU8uJ9JZjt.png
检查jupyter
http://img2.58codes.com/2024/20106764FhIcA9R7RY.png
底下这个不能关掉,如果关掉,jupyter就无法使用了
http://img2.58codes.com/2024/20106764vCEM3knOQO.png
http://img2.58codes.com/2024/20106764S2XZzqtCwB.png
新增一个档案
http://img2.58codes.com/2024/20106764dpzRx1UkHx.png

http://img2.58codes.com/2024/20106764b2JgXwK0QJ.png
检查pandas
http://img2.58codes.com/2024/20106764eHihyZsXB9.png

什么是pip?
它跟Anaconda一样,都是安装套件?!
ref
https://medium.com/python4u/jupyter-notebook%E5%AE%8C%E6%95%B4%E4%BB%8B%E7%B4%B9%E5%8F%8A%E5%AE%89%E8%A3%9D%E8%AA%AA%E6%98%8E-b8fcadba15f

什么是jupyter?
本来是python编辑器,后来扩充到不限于python
ref
https://medium.com/python4u/jupyter-notebook%E5%AE%8C%E6%95%B4%E4%BB%8B%E7%B4%B9%E5%8F%8A%E5%AE%89%E8%A3%9D%E8%AA%AA%E6%98%8E-b8fcadba15f

ref
https://kopu.chat/2017/01/18/%E4%B8%80%E5%B0%8F%E6%99%82python%E5%85%A5%E9%96%80-part-1/
https://zh.wikipedia.org/wiki/Python


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