“pandas listagg équivalent à python” Réponses codées

pandas listagg équivalent à python

# Equivalent of a sql listagg in python
yourList = [] # Create empty List
for invoice in df['invoice_id'].unique(): # Loop through items 
  dfTemp = df[df['invoice_id']==invoice]  # Filter to specific item
  yourList.append(dfTemp['lineItemColumn'].unique().tolist()) # Concat lines
yourList # print list