Final review fixes

ci/check_imports.py

@@ -9,6 +9,7 @@
     'html5lib',
     'ipython',
     'jinja2'
+    'hypothesis',
     'lxml',
     'numexpr',
     'openpyxl',

doc/source/install.rst

@@ -202,7 +202,8 @@ pandas is equipped with an exhaustive set of unit tests, covering about 97% of
 the code base as of this writing. To run it on your machine to verify that
 everything is working (and that you have all of the dependencies, soft and hard,
 installed), make sure you have `pytest
-<http://docs.pytest.org/en/latest/>`__ >= 3.6 and run:
+<http://docs.pytest.org/en/latest/>`__ >= 3.6 and `Hypothesis
+<https://hypothesis.readthedocs.io/>`__ >= 3.58, then run:
 
 ::
 

doc/source/whatsnew/v0.24.0.txt

@@ -729,6 +729,7 @@ Build Changes
 ^^^^^^^^^^^^^
 
 - Building pandas for development now requires ``cython >= 0.28.2`` (:issue:`21688`)
+- Testing pandas now requires ``hypothesis>=3.58`` (:issue:22280).  You can find `the Hypothesis docs here <https://hypothesis.readthedocs.io/en/latest/index.html>`_, and a pandas-specific introduction :ref:`in the contributing guide <using-hypothesis>` .
 -
 
 Other

pandas/util/_tester.py

@@ -12,6 +12,10 @@ def test(extra_args=None):
         import pytest
     except ImportError:
         raise ImportError("Need pytest>=3.0 to run tests")
+    try:
+        import hypothesis  # noqa
+    except ImportError:
+        raise ImportError("Need hypothesis>=3.58 to run tests")
     cmd = ['--skip-slow', '--skip-network']
     if extra_args:
         if not isinstance(extra_args, list):