用了 install.sh 安装之后报了
ERROR: pip's dependency resolver does not currently take into account all the packages that are installed. This behaviour is the source of the following dependency conflicts.
spyder 4.0.1 requires pyqt5<5.13; python_version >= "3", but you have pyqt5 5.14.1 which is incompatible.
尝试安装pip3 install pyqt5==5.12，结果报了
ERROR: pip's dependency resolver does not currently take into account all the packages that are installed. This behaviour is the source of the following dependency conflicts.
qscintilla 2.11.4 requires PyQt5-sip<13,>=12.7, but you have pyqt5-sip 4.19.19 which is incompatible.
尝试:pip3 install PyQt5-sip==12.8.1
结果
ERROR: pip's dependency resolver does not currently take into account all the packages that are installed. This behaviour is the source of the following dependency conflicts.
pyqt5 5.12 requires PyQt5_sip<4.20,>=4.19.14, but you have pyqt5-sip 12.8.1 which is incompatible.
Successfully installed PyQt5-sip-12.8.1
懵圈了
