regex101: Python Match Workspace

Pro

Startstringthe literal text Startstring (case sensitive)

Non-Capturing Group(?:(?!Startstring).)*?

*?repeats the group contents below any number of times:

Negative Lookahead(?!Startstring)

Startstringthe literal text Startstring (case sensitive)

.any Unicode character

MandatorySubstringthe literal text MandatorySubstring (case sensitive)

Non-Capturing Group(?:(?!Startstring).)*?

*?repeats the group contents below any number of times:

Negative Lookahead(?!Startstring)

Startstringthe literal text Startstring (case sensitive)

.any Unicode character

,the literal , (44₁₀ / 54₈ / 2C₁₆)

Character Class['\s]*

*matches any number of characters from the set below:

'the literal ' (39₁₀ / 47₈ / 27₁₆)

\sa Unicode whitespace character

IDthe literal text ID (case sensitive)

\s*a Unicode whitespace character, repeated any number of times

:the literal : (58₁₀ / 72₈ / 3A₁₆)

\s*a Unicode whitespace character, repeated any number of times

Group 1([^',]*)

Negated Character Class[^',]*

*matches any number of characters outside the set below:

'the literal ' (39₁₀ / 47₈ / 27₁₆)

,the literal , (44₁₀ / 54₈ / 2C₁₆)

.*?any Unicode character, repeated any number of times

Stopstringthe literal text Stopstring (case sensitive)

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

s modifier: single line. Allows a dot to match line terminators

25 tokens

Regular Expression

Startstring(?:(?!Startstring).)*?MandatorySubstring(?:(?!Startstring).)*?,['\s]*ID\s*:\s*([^',]*).*?Stopstring

New

'some not required text1', 'Startstring , 'some not required text2', MandatorySubstring , 'some not required text3', 'ID :AB_CD, 'Stopstring' 'some not required text4', 'Startstring ID :cd_ab', 'some not required text5', 'ID :ghed','some not required text6', ID :zyx', 'Stopstring 'some not required text7']
'some not required text8', Startstring 'ID :ABCD', 'some not required text9', 'ID :ED_GH', 'some not required text10', ID :X_YZ, Stopstring 'some not required text11', 'Startstring 'some not required text12',MandatorySubstring 'some not required text13', ID :z_yx', 'some not required text14''Stopstring 'some not required text15'