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@ -251,8 +251,8 @@ import re |
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``` |
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``` |
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#### Special sequences: |
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#### Special sequences: |
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**Use capital letter for negation.** |
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```python |
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```python |
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# Use capital letter for negation. |
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'\d' == '[0-9]' # Digit |
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'\d' == '[0-9]' # Digit |
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'\s' == '[ \t\n\r\f\v]' # Whitespace |
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'\s' == '[ \t\n\r\f\v]' # Whitespace |
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'\w' == '[a-zA-Z0-9_]' # Alphanumeric |
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'\w' == '[a-zA-Z0-9_]' # Alphanumeric |
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Jure Šorn
6 years ago