1、ssl.SSLError: [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed (_ssl.c:600)
解決辦法：
關閉ssl驗證，執行下面的命令
conda config --set ssl_verify false
2、ARM-Linux系統安裝miniconda3后，conda create -n clock python=3.5.2 找不到python
Fetching package metadata: ....
Error: No packages found in current linux-armv7l channels matching: python 3.5.2*
You can search for this package on anaconda.org with
anaconda search -t conda python 3.5.2*
You may need to install the anaconda-client command line client with
conda install anaconda-client
解決方法：
增加樹莓派的源
conda config --add channels rpi
conda create --name py36 python=3.6
3、在python虛擬環境中用conda安裝nb_conda_kernels報錯
conda install nb_conda_kernels
ImportError: cannot import name 'secure_write'
解決辦法：
pip install --upgrade jupyter_client