最近做项目需要用java调用python,配置了jython后,运行了例子代码: 获得一个元组里面的元素: import org.python.util.PythonInterpreter; public class FirstJavaScript { public static void main(String args[]) { PythonInterpreter interpreter = new PythonInterpreter(); interpreter.exec("days=('…
Python报错总结: 常见异常 1,NameError: name 'a' is not defined:未定义函数名 2,IndentationError: unindent does not match any outer indentation level :代码缩进问题 3,IndentationError: unexpected indent:代码缩进问题 4,TypeError: %d format: a number is required, not st…
转载:https://blog.csdn.net/qq_39779233/article/details/103224712 Python报错ModuleNotFoundError: No module named 'numpy' 这种情况一般是缺少numpy所致,需要安装numpy.最好使先进入到进入python 版本安装目录下的Script目录中,我这里安装在了D盘,目录是D:\ProgramFiles\Python\Python3.7-64\Scripts ,在这个目录下执行下面的语句安装…
错误提示: ubuntu opencv imshow() 报错 windows.cpp报错 the function is not implemented If you are on Ubuntu or Debian, install libgtk2.0-dev and pkg-config, then re-run cmake or configure script in function 'cvShowImage' 原因: opencv在ubuntu需要的一些依赖包没有安装.按照提示安装li…