Hangs on insert when using RealDictCursor

Submitted by: Jeff Shanab

Traceback (most recent call last):
  File "C:\Program Files (x86)\MVSArchiveServerD_x86-1.2.15\scripts\InstallDb.py", line 504, in <module>
    installer.checkSchemaVersion()
  File "C:\Program Files (x86)\MVSArchiveServerD_x86-1.2.15\scripts\InstallDb.py", line 319, in checkSchemaVersion
    updater.go(self)
  File "DbUpdates\1.2.13_1.2.15\DbUpdate.py", line 324, in go
    rowConverter.Upsert(destination)
  File "DbUpdates\1.2.13_1.2.15\DbUpdate.py", line 144, in Upsert
    dstCursor.execute(command, self.dstdict)
  File "C:\Python27\lib\site-packages\psycopg2\extras.py", line 222, in execute
    return _cursor.execute(self, query, vars)
KeyboardInterrupt

I have to stop it. 1 core of the CPU is maxed on python. I switched a working DictCursor to RealDictCursor so i could modify the columns during an upgrade