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feat(python): Write data at table level in write_excel #17757

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merged 4 commits into from
Jul 25, 2024
Merged

feat(python): Write data at table level in write_excel #17757

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f1e3232
Write format at column level
mcrumiller Jul 20, 2024
788e80e
Ensure fmt applied
mcrumiller Jul 20, 2024
522610a
Move data write to add_table
mcrumiller Jul 21, 2024
038c66d
Don't set column format
mcrumiller Jul 23, 2024
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20 changes: 5 additions & 15 deletions py-polars/polars/dataframe/frame.py
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Original file line number Diff line number Diff line change
Expand Up @@ -3188,6 +3188,7 @@ def write_excel(
*table_start,
*table_finish,
{
"data": df.rows(),
"style": table_style,
"columns": table_columns,
"header_row": include_header,
Expand All @@ -3198,18 +3199,6 @@ def write_excel(
},
)

# write data into the table range, column-wise
if not is_empty:
column_start = [table_start[0] + int(include_header), table_start[1]]
for c in df.columns:
if c in self.columns:
ws.write_column(
*column_start,
data=df[c].to_list(),
cell_format=column_formats.get(c),
)
column_start[1] += 1

# apply conditional formats
if conditional_formats:
_xl_apply_conditional_formats(
Expand All @@ -3234,18 +3223,19 @@ def write_excel(

for column in df.columns:
col_idx, options = table_start[1] + df.get_column_index(column), {}
fmt = column_formats.get(column)
if column in hidden_columns:
options = {"hidden": True}
if column in column_widths: # type: ignore[operator]
ws.set_column_pixels(
col_idx,
col_idx,
column_widths[column], # type: ignore[index]
None,
fmt,
options,
)
elif options:
ws.set_column(col_idx, col_idx, None, None, options)
elif options or fmt:
ws.set_column(col_idx, col_idx, None, fmt, options)

# finally, inject any sparklines into the table
for column, params in (sparklines or {}).items():
Expand Down