Fix Travis error for python2 installing ipdb-0.10.3. This workaround is suggested at https://stackoverflow.com/a/43965092/1512326
Fix Travis error for python2 installing ipdb-0.10.3. This workaround is suggested at https://stackoverflow.com/a/43965092/1512326

deanmalmgren/scrubadub,datascopeanalytics/scrubadub,datascopeanalytics/scrubadub,deanmalmgren/scrubadub