Awesome-Python-Scripts/Pretty-CSV/pretty-csv.py
2019-10-20 14:11:44 +07:00

42 lines
1.1 KiB
Python

#!/usr/bin/env python3
import csv
import sys
from typing import Iterable, List
def main():
content_lines = sys.stdin.buffer.readlines()
reader = csv.reader(line.decode('utf-8') for line in content_lines)
headers = next(reader)
print(create_table(reader, headers))
def create_table(rows: Iterable[List[str]], headers: List[str]) -> str:
table = [headers]
column_lengths = [len(header) for header in headers]
for row in rows:
for i, text in enumerate(row):
column_length = column_lengths[i]
text_length = len(text)
if text_length > column_length:
column_lengths[i] = text_length
table.append(list(row))
result = []
for row in table:
row_text = []
for i, text in enumerate(row):
column_length = column_lengths[i]
row_text.append(space_pad(text, column_length))
result.append(' '.join(row_text))
return '\n'.join(result)
def space_pad(text: str, length: int) -> str:
temp = text + ''.join(' ' for _ in range(length))
return temp[:length]
if __name__ == '__main__':
main()