Update README.md

Author: kgolcyns

README.md

@@ -1,2 +1,17 @@
 # Python Interactive Exception Console
- Python interactive startup file with GUI exception console and PyQt5 imports. For ease of use with PyQt5 Testing or libraries with verbose exception tracebacks such as Pandas.
+Python Interactive GUI console that displays exceptions and tracebacks in an interactive python environment, and provides a sidebar for selecting which exception.
+Provides PyQt5 imports For ease of use with PyQt5 Testing or libraries with verbose exception tracebacks.
+
+
+## Run
+The `exception_viewer.py` script contains the neccecary startup code when run as `__main__`, and python must be run in interactive mode.
+- Run as Script: `pythonw -i exception_viewer.py` or `python -i exception_viewer.py`
+- To run as module: `pythonw -im exception_viewer` or `python -im exception_viewer`
+
+Running as module will be used if this module is installed in python site packages (TODO).
+
+The scripts use `pythonw`, but can be replaced with regular `python` if `pythonw` is not available.
+
+## Note:
+ This project is experimental, so names and features are likely to change, and there is __no warrantry__. A formal releasse will likely be done under a new repo with a better package name, and this repo will be archived.
+