The version of pandas was overwritten in
02fad6a8 but didn't work with python2.

Then the version was downgraded to 0.24.2 in
15569ea9 but ERP5 doesn't work with this
pandas version:
Traceback (most recent call last):
  File "/srv/slapgrid/slappart3/t/dgg/soft/63c49071f5be63057dd48d7a85c10226/bin/runTestSuite", line 325, in <module>
    import Products.ERP5Type.tests.runTestSuite
  File "/srv/slapgrid/slappart3/t/dgg/soft/63c49071f5be63057dd48d7a85c10226/parts/erp5/product/ERP5Type/__init__.py", line 92, in <module>
    from . import ZopePatch
  File "/srv/slapgrid/slappart3/t/dgg/soft/63c49071f5be63057dd48d7a85c10226/parts/erp5/product/ERP5Type/ZopePatch.py", line 30, in <module>
    from Products.ERP5Type.patches import Restricted
  File "/srv/slapgrid/slappart3/t/dgg/soft/63c49071f5be63057dd48d7a85c10226/parts/erp5/product/ERP5Type/patches/Restricted.py", line 491, in <module>
    allow_type(pd.indexes.range.RangeIndex)
AttributeError: 'module' object has no attribute 'indexes'

So reuse old version 0.19.2