Workbooks containing scatterplots cause all charts to be deleted when workbook is saved
*Created originally on Bitbucket by [tldmdeploy (Brandon Lau)](https://bitbucket.org/%7B22ecf588-6db8-45e5-904c-f24a2e6fcf4d%7D/)*
```
#!python
from openpyxl import load_workbook
wb = load_workbook('test.xlsx')
wb.save('output.xlsx')
```
Open `output.xlsx` and you are presented with the following prompt:

Upon reparing the workbook, all charts are removed and the following XML log file is generated:
```
#!xml
<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<recoveryLog xmlns="http://schemas.openxmlformats.org/spreadsheetml/2006/main"><logFileName>Repair Result to output0.xml</logFileName><summary>Errors were detected in file '/Users/brandon/projects/tldm/output.xlsx'</summary><removedParts summary="Following is a list of removed parts:"><removedPart>Removed Part: /xl/drawings/drawing1.xml part. (Drawing shape)</removedPart></removedParts></recoveryLog>
```
*Attachments:* [test.xlsx](/uploads/b109fcaa0b7069e920ac55798447cfc7/test.xlsx)
issue