fix function to understand more than 1 database

Author: fmalmeida

falmeida_py/plasmid_function.py

@@ -61,8 +61,10 @@ def plasmids_stats(bacannot_summary):
  if not results.empty:
 
  # databases
+ print( results['Database'].unique() )
  bacannot_summary[sample]['plasmid']['plasmidfinder']['meta'] = {}
- bacannot_summary[sample]['plasmid']['plasmidfinder']['meta']['database'] = results['Database'].unique().item()
+ db_arr = results['Database'].unique()
+ bacannot_summary[sample]['plasmid']['plasmidfinder']['meta']['database'] = db_arr.tolist() if len(db_arr) > 1 else db_arr.item()
 
  # number of plasmid annotations
  total_number = len(results['Contig'].unique())