Fixing chrMT import for dbsnp.

importer/management/commands/import_tables.py

@@ -302,6 +302,7 @@ def _handle_import(self, import_info, options):
                 TABLES[import_info["build"]][table_group],
                 force=options["force"],
                 truncate=options["truncate"],
+                release=import_info["build"],
             )
         # Special import routine for gene intervals
         elif table_group in ("ensembl_genes", "refseq_genes"):
@@ -640,9 +641,10 @@ def _replace_pk_in_kegg_and_import(self, mapping, path, release_info, table, for
     def _import_gnomad(self, path, tables, force, truncate):
         self._import_chromosome_wise(path, tables, force, truncate, list(range(1, 23)) + ["X"])
 
-    def _import_dbsnp(self, path, tables, force, truncate):
+    def _import_dbsnp(self, path, tables, force, truncate, release):
+        chr_mt = ["MT"] if release == "GRCh37" else ["M"]
         self._import_chromosome_wise(
-            path, tables, force, truncate, list(range(1, 23)) + ["X", "Y", "MT"]
+            path, tables, force, truncate, list(range(1, 23)) + ["X", "Y"] + chr_mt
         )
 
     def _import_chromosome_wise(self, path, tables, force, truncate, chroms):