Anaconda | 易学教程

How to convert csv to dictionary of dictionaries in python?

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问题 I have a CSV file shown below.I need to convert CSV to dictionary of dictionaries using python. userId movieId rating 1 16 4 1 24 1.5 2 32 4 2 47 4 2 50 4 3 110 4 3 150 3 3 161 4 3 165 3 The output should be like shown below dataset={'1':{'16':4,'24':1.5}, '2':{'32':4,'47':4,'50':4}, '3':{'110':4,'150':3,'161':4,'165':3}} Please let me know how to do this. Thanks in advance 回答1: You are looking for nested dictionaries . Implement the perl's autovivification feature in Python (the detailed

How to convert csv to dictionary of dictionaries in python?

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【转载】卸载Anaconda教程

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文章来源： https://docs.continuum.io/anaconda/install/uninstall/ 卸载Anaconda 要卸载Anaconda，您可以简单地删除该程序。这将留下一些文件，对于大多数用户来说就足够了。请参阅选项A。如果您还想从Anaconda及其程序中删除配置文件和目录的所有痕迹，则可以先下载并使用Anaconda-Clean程序，然后进行简单的删除。请参阅选项B。 1、选项A.使用简单删除来卸载Anaconda： Windows系统在安装根目录中运行卸载之前，请使用Windows资源管理器删除envs和pkgs文件夹。在“控制面板”中，选择“添加或删除程序”或“卸载程序”，然后选择“ Python 3.6（Anaconda）”或您的Python版本。苹果系统打开Terminal.app或iTerm2终端应用程序，然后删除整个阿纳康达目录，它有一个名称，例如 anaconda2 ， anaconda3 ，或 ~/opt 。输入以删除目录。 rm -rf ~/anaconda3 Linux系统打开一个终端窗口，然后通过输入删除整个Anaconda目录，该目录的名称为 anaconda2 或。 anaconda3 rm -rf ~/anaconda3 2、选项B.使用Anaconda-Clean完全卸载并简单删除。注意

Theano windows installation - Configuring the Environment

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问题 I'm trying to install Theano on windows with Anaconda and I'm stuck at the "Configuring the Environment" step. The instructions here say: The script assumes that you installed WinPython distribution, update the winpython line otherwise. The line in question is CALL %SCISOFT%\WinPython-64bit-2.7.9.4\scripts\env.bat What am I supposed to change this to if I'm using Anaconda instead of WinPython? 回答1: It's easy to install "Theano on Windows with Anaconda" After Anaconda is installed: $ conda

Theano windows installation - Configuring the Environment

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Caffe installation in ubuntu 17.04: Import Error: /usr/lib/libgdal.so.20: undefined symbol: sqlite3_column_table_name

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问题 After install caffe in conda virtual environment with Python 3.5 I am getting this error on importing caffe Traceback (most recent call last): File "", line 1, in File "/var/caffe-master/python/caffe/ init .py", line 1, in from .pycaffe import Net, SGDSolver, NesterovSolver, AdaGradSolver, RMSPropSolver, AdaDeltaSolver, AdamSolver, NCCL, Timer File "/var/caffe-master/python/caffe/pycaffe.py", line 13, in from ._caffe import Net, SGDSolver, NesterovSolver, AdaGradSolver, \ ImportError: /usr

Not sure how to vacate Jupyter Notebook ports that are in use

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问题 The title explains it all. I'm currently working within AWS and am setting up anaconda for my projects. I'm trying to work on https://XYZ.compute.amazonaws.com:8888 since that is the only port that will load in chrome. Every time I exit my jupyter window and close my Notebook session, It shows that this port is still in use. Any help on how to vacate these ports would be much appreciated. 回答1: Did you use 'Ctrl + c' on the terminal to stop the Jupyter server? If not, every time you try

manually installing pysam error: “ImportError: No module named version”

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问题 I am trying to install pysam manually as I am working on a cluster without internet connection and I do not have admin rights (thus doing it through conda is not possible, which I have tried). I have downloaded all the zipped files from the developer's repository (https://github.com/pysam-developers/pysam/archive/master.zip), then I transfer them to my directory in the cluster. I have tried the manual installation from the unzipped repository by running (as indicated in the instructions https

cx freeze exe not running (nothing happens)

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问题 Windows 7 x64, Python 2.7 (Anaconda distribution), cx_Freeze 5.0 I am having trouble converting my python script to an executable using cx freeze. I can create an exe using the setup file below (with no errors mentioned) although in when building there are lots of missing modules with a “?” next to it – I'm not sure if this is important or not. Missing modules: ? imported from nbformat.validator ? AppKit imported from matplotlib.backends.backend_cocoaagg ? Carbon imported from plistlib ?

Installing tensorflow with Pip Python 3.5 anaconda in windows

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问题 I am trying to install Tensorslow on my Windows 7 64 bit computer. I have installed Anaconda with Python 3.5. After that I did conda install theano it is successfully done. conda install mingw libpython successfully done. pip install tensorflow Error I am not able to install Tensorflow in the same way I installed these other packages. Am I missing something basic? 回答1: Ok, I've updated instructions: *Launch your Anaconda CMD as Admin #if tensorflow virtual env has been created, remove it