regex – Tools for representing MongoDB regular expressions

Tools for representing MongoDB regular expressions.

class (pattern, flags=0)

BSON regular expression data.

• classmethod from_native(regex)

  Convert a Python regular expression into a instance.

  Note that in Python 3, a regular expression compiled from a str has the re.UNICODE flag set. If it is undesirable to store this flag in a BSON regular expression, unset it first:

  Parameters:

  Python regular expressions use a different syntax and different set of flags than MongoDB, which uses . A regular expression retrieved from the server may not compile in Python, or may match a different set of strings in Python than when used in a MongoDB query.

• try_compile()

  Compile this Regex as a Python regular expression.

  Python regular expressions use a different syntax and different set of flags than MongoDB, which uses . A regular expression retrieved from the server may not compile in Python, or may match a different set of strings in Python than when used in a MongoDB query. try_compile() may raise .