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#  the Apache License, Version 2.0 (the "License"); you may
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#  You may obtain a copy of the License at
#
# 	http://www.apache.org/licenses/LICENSE-2.0
#
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#  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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#  specific language governing permissions and limitations
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import re


def _client_meta_version(version):
    """Transforms a Python package version to one
    compatible with 'X-Elastic-Client-Meta'. Essentially
    replaces any pre-release information with a 'p' suffix.
    """
    version, version_pre = re.match(
        r"^([0-9][0-9.]*[0-9]|[0-9])(.*)$", version
    ).groups()
    if version_pre:
        version += "p"
    return version