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-rw-r--r--numpy/core/_exceptions.py9
1 files changed, 9 insertions, 0 deletions
diff --git a/numpy/core/_exceptions.py b/numpy/core/_exceptions.py
index 3cd8042ce..be3aa8bee 100644
--- a/numpy/core/_exceptions.py
+++ b/numpy/core/_exceptions.py
@@ -117,6 +117,15 @@ class _UFuncOutputCastingError(_UFuncCastingError):
# Exception used in shares_memory()
@set_module('numpy')
class TooHardError(RuntimeError):
+ """max_work was exceeded.
+
+ This is raised whenever the maximum number of candidate solutions
+ to consider specified by the ``max_work`` parameter is exceeded.
+ Assigning a finite number to max_work may have caused the operation
+ to fail.
+
+ """
+
pass