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ENH: set display.max_seq_items default != None #5753

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Merged
1 commit merged into from Dec 20, 2013
Merged

ENH: set display.max_seq_items default != None #5753

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2 changes: 2 additions & 0 deletions doc/source/release.rst
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Expand Up @@ -388,6 +388,8 @@ API Changes
dates are given (:issue:`5242`)
- ``Timestamp`` now supports ``now/today/utcnow`` class methods
(:issue:`5339`)
- default for `display.max_seq_len` is now 100 rather then `None`. This activates
truncated display ("...") of long sequences in various places. (:issue:`3391`)
- **All** division with ``NDFrame`` - likes is now truedivision, regardless
of the future import. You can use ``//`` and ``floordiv`` to do integer
division.
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2 changes: 2 additions & 0 deletions doc/source/v0.13.0.txt
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Expand Up @@ -147,6 +147,8 @@ These were announced changes in 0.12 or prior that are taking effect as of 0.13.
- Remove deprecated ``_verbose_info`` (:issue:`3215`)
- Remove deprecated ``read_clipboard/to_clipboard/ExcelFile/ExcelWriter`` from ``pandas.io.parsers`` (:issue:`3717`)
- default for ``tupleize_cols`` is now ``False`` for both ``to_csv`` and ``read_csv``. Fair warning in 0.12 (:issue:`3604`)
- default for `display.max_seq_len` is now 100 rather then `None`. This activates
truncated display ("...") of long sequences in various places. (:issue:`3391`)

Deprecations
~~~~~~~~~~~~
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2 changes: 1 addition & 1 deletion pandas/core/config_init.py
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Expand Up @@ -246,7 +246,7 @@ def mpl_style_cb(key):
validator=is_text)
cf.register_option('expand_frame_repr', True, pc_expand_repr_doc)
cf.register_option('chop_threshold', None, pc_chop_threshold_doc)
cf.register_option('max_seq_items', None, pc_max_seq_items)
cf.register_option('max_seq_items', 100, pc_max_seq_items)
cf.register_option('mpl_style', None, pc_mpl_style_doc,
validator=is_one_of_factory([None, False, 'default']),
cb=mpl_style_cb)
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5 changes: 2 additions & 3 deletions pandas/tests/test_format.py
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Expand Up @@ -141,9 +141,8 @@ def test_repr_chop_threshold(self):
def test_repr_obeys_max_seq_limit(self):
import pandas.core.common as com

#unlimited
reset_option("display.max_seq_items")
self.assertTrue(len(com.pprint_thing(lrange(1000)))> 2000)
with option_context("display.max_seq_items",2000):
self.assertTrue(len(com.pprint_thing(lrange(1000))) > 1000)

with option_context("display.max_seq_items",5):
self.assertTrue(len(com.pprint_thing(lrange(1000)))< 100)
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