Removed _fix_nan function.

The work of this function is now being done elsewhere.

2 files changed, 0 insertions, 25 deletions

diff --git a/natsort/utils.py b/natsort/utils.py
index 1647aa3..6c2362c 100644
--- a/natsort/utils.py
+++ b/natsort/utils.py
@@ -360,20 +360,6 @@ def chain_functions(functions):
     return func
 
 
-def _fix_nan(ret, alg):
-    """Detect an NaN and replace or raise a ValueError."""
-    t = []
-    for r in ret:
-        if r != r:
-            if alg & ns.NANLAST:
-                t.append(float('+inf'))
-            else:
-                t.append(float('-inf'))
-        else:
-            t.append(r)
-    return tuple(t)
-
-
 def _do_decoding(s, encoding):
     """A function to decode a bytes string, or return the object as-is."""
     try:
diff --git a/test_natsort/test_utils.py b/test_natsort/test_utils.py
index e48c3c5..06a87a6 100644
--- a/test_natsort/test_utils.py
+++ b/test_natsort/test_utils.py
@@ -25,7 +25,6 @@ from natsort.utils import (
     _int_sign_re,
     _do_decoding,
     _path_splitter,
-    _fix_nan,
     chain_functions,
     _parse_number_function,
     _parse_bytes_function,
@@ -152,16 +151,6 @@ int_nolocale_group = (fast_int, False, True)
 int_nolocale_nogroup = (fast_int, False, False)
 
 
-def test_fix_nan_converts_nan_to_negative_infinity_without_NANLAST():
-    assert _fix_nan((float('nan'),), 0) == (float('-inf'),)
-    assert _fix_nan(('a', 'b', float('nan')), 0) == ('a', 'b', float('-inf'))
-
-
-def test_fix_nan_converts_nan_to_positive_infinity_with_NANLAST():
-    assert _fix_nan((float('nan'),), ns.NANLAST) == (float('+inf'),)
-    assert _fix_nan(('a', 'b', float('nan')), ns.NANLAST) == ('a', 'b', float('+inf'))
-
-
 def test_chain_functions_is_a_no_op_if_no_functions_are_given():
     x = 2345
     assert chain_functions([])(x) is x