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gists/config/visidataplugins/hidecol.py
2024-05-08 16:28:21 +02:00

42 lines
1.5 KiB
Python

__version__ = "0.1.0"
__author__ = "Tabledevil <tabledevil@gmail.com>"
from visidata import Sheet, BaseSheet, vd
@Sheet.api
def hide_empty_and_superfluous_cols(sheet):
"""
Given a sheet, hides columns that are empty or superfluous (contain the same
value in every row).
"""
# Count how many columns were hidden
counter = 0
# Check each column for being empty or superfluous
for col in sheet.visibleCols:
# If the column is not hidden
if col.width and col.width > 0:
# Check if the column is empty (all cells are empty or None)
if all([col.getValue(row) in (None, "", "null") for row in sheet.rows]):
# Hide the column
col.width = 0
counter += 1
# Skip the next check for same values since all cells are empty or None
continue
# Check if the column is superfluous (contains the same value in every row)
# collect all values in the column as strings
values = set([f'{col.getValue(row)}' for row in sheet.rows if col.getValue(row) not in (None, "", "null")])
# If there is only one value in the column
if len(values) == 1:
# Hide the column
col.width = 0
counter += 1
vd.status(f"Hid {counter} empty/superfluous columns.")
else:
vd.status("No empty/superfluous columns to hide.")
Sheet.addCommand(None, "tke-hidecol", "sheet.hide_empty_and_superfluous_cols()")