Update README.md

Adds get_representatives.py information

README.md

@@ -17,3 +17,9 @@ GENOME000001	/path/to/GENOME000001.fasta
 GENOME000002	/path/to/GENOME000002.fasta
 GENOME000003	/path/to/GENOME000003.fasta
 ```
+
+Representatives were then generated using the [get_representatives.py](https://github.com/samhorsfield96/BacCorpusWF/blob/main/scripts/get_representatives.py) script:
+
+```
+python get_representatives.py --infile ${outpref}_dists.tsv --min-return 100000 --threshold 0.80,0.85,0.90,0.95,0.98,0.99,1.0 --outpref ${outpref} --workflow reps
+```