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-rw-r--r--gn3/csvcmp.py14
1 files changed, 14 insertions, 0 deletions
diff --git a/gn3/csvcmp.py b/gn3/csvcmp.py
index aa057b7..dd3f72b 100644
--- a/gn3/csvcmp.py
+++ b/gn3/csvcmp.py
@@ -118,3 +118,17 @@ def get_allowable_sampledata_headers(conn: Any) -> List:
attributes += [attributes[0] for attributes in
cursor.fetchall()]
return attributes
+
+
+def extract_invalid_csv_headers(allowed_headers: List, csv_text: str) -> List:
+ """Check whether a csv text's columns contains valid headers"""
+ csv_header = []
+ for line in csv_text.split("\n"):
+ if line.startswith("Strain Name"):
+ csv_header = [_l.strip() for _l in line.split(",")]
+ break
+ invalid_headers = []
+ for header in csv_header:
+ if header not in allowed_headers:
+ invalid_headers.append(header)
+ return invalid_headers