1 files changed, 0 insertions, 23 deletions
diff --git a/quality_control/errors.py b/quality_control/errors.py
index 4206b5b..678fe09 100644
--- a/quality_control/errors.py
+++ b/quality_control/errors.py
@@ -2,29 +2,6 @@
 
 from collections import namedtuple
 
-class InvalidCellValue(Exception):
-    """Raised when a function encounters an invalid value"""
-
-    def __init__(self, *args):
-        super().__init__(*args)
-
-class InvalidHeaderValue(Exception):
-    """Raised when a header contains values not in the reference file."""
-
-    def __init__(self, *args):
-        super().__init__(*args)
-
-class DuplicateHeader(Exception):
-    """Raised when a header contains 2 similar headers."""
-
-    def __init__(self, *args):
-        super().__init__(*args)
-
-class ParseError(Exception):
-    """Raised if any of the above exceptions are raised"""
-    def __init__(self, *args):
-        super().__init__(*args)
-
 InvalidValue = namedtuple(
     "InvalidValue", ("line", "column", "value", "message"))