regex101: Python Match Workspace

Pro

Non-Capturing Group(?:vessel|ETD)?

?repeats the group contents below at most once:

1st Alternativevessel

vesselthe literal text vessel (case insensitive)

2nd AlternativeETD

ETDthe literal text ETD (case insensitive)

Character Class[\s.:]?

?matches at most one character from the set below:

\sa Unicode whitespace character

.the literal . (46₁₀ / 56₈ / 2E₁₆)

:the literal : (58₁₀ / 72₈ / 3A₁₆)

ETAthe literal text ETA (case insensitive)

Character Class[\s.:]{1,3}?

{1,3}?matches between 1 and 3 characters from the set below:

\sa Unicode whitespace character

.the literal . (46₁₀ / 56₈ / 2E₁₆)

:the literal : (58₁₀ / 72₈ / 3A₁₆)

Non-Capturing Group(?:SIN)?

?repeats the group contents below at most once:

SINthe literal text SIN (case insensitive)

Character Class[\s.:]?

?matches at most one character from the set below:

\sa Unicode whitespace character

.the literal . (46₁₀ / 56₈ / 2E₁₆)

:the literal : (58₁₀ / 72₈ / 3A₁₆)

Global pattern flags

g modifier: global. Finds all matches instead of stopping after the first

m modifier: multiline. Causes ^ and $ to match the start and end of each line, not only the start and end of the string

i modifier: insensitive. Matches without distinguishing uppercase and lowercase letters

25 tokens

Regular Expression

(?:vessel|ETD)?[\s.:]?ETA[\s.:]{1,3}?(?:SIN)?[\s.:]?

New

vessel eta: 12-10-19' should match with 'vessel eta: '
'vessel eta 12-10-19' should match with 'vessel eta '
'etd eta : 12/10/19' should match with 'etd eta '
'eta SIN: 12/10/19' should match with 'eta SIN:'
'eta : 12-10-19 should match with 'eta :'
'eta: 12-10-19' should match with 'eta: '
'eta. 12-10-19' should match with 'eta. '
'eta 12-10-19' should match with 'eta '

Extraction

vessel eta: 12-10-19' should match with 'vessel eta: '
'vessel eta 12-10-19' should match with 'vessel eta '
'etd eta : 12/10/19' should match with 'etd eta '
'eta SIN: 12/10/19' should match with 'eta SIN:'
'eta : 12-10-19 should match with 'eta :'
'eta: 12-10-19' should match with 'eta: '
'eta. 12-10-19' should match with 'eta. '
'eta 12-10-19' should match with 'eta '