diff --git a/vcf_to_sfs.py b/vcf_to_sfs.py
index 5f27794..b48856c 100755
--- a/vcf_to_sfs.py
+++ b/vcf_to_sfs.py
@@ -38,13 +38,25 @@ with gzip.open(sys.argv[1], "rb") as inputgz:
                 smpl_genotype = [int(a) for a in sample.split(':')[0].split('/') if a != '.']                    
                 nb_alleles = set(smpl_genotype)
                 snp_genotypes += smpl_genotype
+            if len(set(snp_genotypes)) == 1:
+                line = inputgz.readline()
+                continue
+            #print(snp_genotypes)
             for k in set(snp_genotypes):
                 allele_counts[snp_genotypes.count(k)] = k
+            if 7 in allele_counts.keys():
+                print(allele_counts)
+                #print(allele_counts)
             if folded :
-                for count in allele_counts.keys():
-                    if count <= len(snp_genotypes)/2 :
-                        SFS_values[count-1] += 1                        
-                    else:
-                        SFS_values[len(snp_genotypes)-count] += 1
+                #for count in allele_counts.keys():
+                # for count in allele_counts.keys():
+                #     if count <= len(snp_genotypes)/2 :
+                #         SFS_values[count-1] += 1
+                #     else:
+                #         SFS_values[len(snp_genotypes)-count-1] += 1
+                SFS_values[min(allele_counts.keys())-1] += 1
         line = inputgz.readline()
-        print(SFS_values)
+        #print(SFS_values)
+
+
+# Note : tout est doublé là