# isin()

{% file src="<https://517141686-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FPsBp4dN4Xe8LcTjaW2On%2Fuploads%2FqJJzKZuxs0NLaoPGBwQR%2FPurchase%20Report(isin()%2Cunique()).ipynb?alt=media&token=83beff51-5ef2-4296-9849-6c1bb91ccf3e>" %}
