Regular Expressions 101

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"
\{\w+:array,\w+,\w+,([^}]+?),([^}]+?)\}|\{\w+:(int|float),([^}]+?),([^}]+?)\}
"
gm
1st Alternative
\{\w+:array,\w+,\w+,([^}]+?),([^}]+?)\}
\{ matches the character { with index 12310 (7B16 or 1738) literally (case sensitive)
\w
matches any word character (equivalent to [a-zA-Z0-9_])
+ matches the previous token between one and unlimited times, as many times as possible, giving back as needed (greedy)
:array,
matches the characters :array, literally (case sensitive)
\w
matches any word character (equivalent to [a-zA-Z0-9_])
+ matches the previous token between one and unlimited times, as many times as possible, giving back as needed (greedy)
, matches the character , with index 4410 (2C16 or 548) literally (case sensitive)
\w
matches any word character (equivalent to [a-zA-Z0-9_])
+ matches the previous token between one and unlimited times, as many times as possible, giving back as needed (greedy)
, matches the character , with index 4410 (2C16 or 548) literally (case sensitive)
1st Capturing Group
([^}]+?)
Match a single character not present in the list below
[^}]
+? matches the previous token between one and unlimited times, as few times as possible, expanding as needed (lazy)
} matches the character } with index 12510 (7D16 or 1758) literally (case sensitive)
, matches the character , with index 4410 (2C16 or 548) literally (case sensitive)
2nd Capturing Group
([^}]+?)
Match a single character not present in the list below
[^}]
+? matches the previous token between one and unlimited times, as few times as possible, expanding as needed (lazy)
} matches the character } with index 12510 (7D16 or 1758) literally (case sensitive)
\} matches the character } with index 12510 (7D16 or 1758) literally (case sensitive)
2nd Alternative
\{\w+:(int|float),([^}]+?),([^}]+?)\}
\{ matches the character { with index 12310 (7B16 or 1738) literally (case sensitive)
\w
matches any word character (equivalent to [a-zA-Z0-9_])
+ matches the previous token between one and unlimited times, as many times as possible, giving back as needed (greedy)
: matches the character : with index 5810 (3A16 or 728) literally (case sensitive)
3rd Capturing Group
(int|float)
1st Alternative
int
int
matches the characters int literally (case sensitive)
2nd Alternative
float
float
matches the characters float literally (case sensitive)
, matches the character , with index 4410 (2C16 or 548) literally (case sensitive)
4th Capturing Group
([^}]+?)
Match a single character not present in the list below
[^}]
+? matches the previous token between one and unlimited times, as few times as possible, expanding as needed (lazy)
} matches the character } with index 12510 (7D16 or 1758) literally (case sensitive)
, matches the character , with index 4410 (2C16 or 548) literally (case sensitive)
5th Capturing Group
([^}]+?)
Match a single character not present in the list below
[^}]
+? matches the previous token between one and unlimited times, as few times as possible, expanding as needed (lazy)
} matches the character } with index 12510 (7D16 or 1758) literally (case sensitive)
\} matches the character } with index 12510 (7D16 or 1758) literally (case sensitive)
Global pattern flags
g modifier: global. All matches (don't return after first match)
m modifier: multi line. Causes ^ and $ to match the begin/end of each line (not only begin/end of string)
Your regular expression does not match the subject string.

Regular Expression
No Match

r"
"
gm

Test String