href = [row.find('a').get('href') for row in rows if 'AFT' in row.text]
print(href)
output
['/index.php/en/publications/communiques-presse/20201030-next-issuance-btfs',
'/index.php/en/publications/communiques-presse/20201026-issuance-btfs',
'/index.php/en/publications/communiques-presse/20201023-next-issuance-btfs',
'/index.php/en/publications/communiques-presse/20201019-issuance-btfs',
'/index.php/en/publications/communiques-presse/20201016-next-issuance-btfs',
'/index.php/en/publications/communiques-presse/20201015-next-issuance-inflation-indexed-oats',
'/index.php/en/publications/communiques-presse/20201015-issuance-oats',
'/index.php/en/publications/communiques-presse/20201012-issuance-btfs',
'/index.php/en/publications/communiques-presse/20201009-next-issuance-indexed-oats',
'/index.php/en/publications/communiques-presse/20201009-next-issuance-btfs',
'/index.php/en/publications/communiques-presse/20201009-next-issuance-oats']
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