20 lines
827 B
Python
20 lines
827 B
Python
from itertools import zip_longest
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txt = """Given$a$txt$file$of$many$lines,$where$fields$within$a$line$
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are$delineated$by$a$single$'dollar'$character,$write$a$program
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that$aligns$each$column$of$fields$by$ensuring$that$words$in$each$
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column$are$separated$by$at$least$one$space.
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Further,$allow$for$each$word$in$a$column$to$be$either$left$
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justified,$right$justified,$or$center$justified$within$its$column."""
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parts = [line.rstrip("$").split("$") for line in txt.splitlines()]
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widths = [max(len(word) for word in col)
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for col in zip_longest(*parts, fillvalue='')]
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for justify in "<_Left ^_Center >_Right".split():
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j, jtext = justify.split('_')
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print(f"{jtext} column-aligned output:\n")
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for line in parts:
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print(' '.join(f"{wrd:{j}{wdth}}" for wdth, wrd in zip(widths, line)))
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print("- " * 52)
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