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sets max_rows=1 in case of empty dataframe

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This commit is contained in:
Michael Hirsch 2019-11-19 15:13:18 -05:00
parent 9c9ca90c0d
commit c90602dd65
1 changed files with 14 additions and 0 deletions
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14
eland/dataframe.py
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@ -580,6 +580,11 @@ class DataFrame(NDFrame):
UserWarning)
max_rows = DEFAULT_NUM_ROWS_DISPLAYED
# because of the way pandas handles max_rows=0, not having this throws an error
# see eland issue #56
if max_rows == 0:
max_rows = 1
# Create a slightly bigger dataframe than display
df = self._build_repr_df(max_rows + 1, max_cols)
@ -640,6 +645,11 @@ class DataFrame(NDFrame):
UserWarning)
max_rows = DEFAULT_NUM_ROWS_DISPLAYED
# because of the way pandas handles max_rows=0, not having this throws an error
# see eland issue #56
if max_rows == 0:
max_rows = 1
# Create a slightly bigger dataframe than display
df = self._build_repr_df(max_rows + 1, max_cols)
@ -661,6 +671,10 @@ class DataFrame(NDFrame):
decimal=decimal,
line_width=line_width)
# dimensions are not show in the terminal, but they are shown in jupyter
if len(self) == 0:
show_dimensions=False
# Our fake dataframe has incorrect number of rows (max_rows*2+1) - write out
# the correct number of rows
if show_dimensions: