mirror of
https://github.com/hwchase17/langchain
synced 2024-11-18 09:25:54 +00:00
80 lines
2.3 KiB
Python
80 lines
2.3 KiB
Python
import sys
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import tomllib
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from packaging.version import parse as parse_version
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import re
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MIN_VERSION_LIBS = [
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"langchain-core",
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"langchain-community",
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"langchain",
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"langchain-text-splitters",
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]
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def get_min_version(version: str) -> str:
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# base regex for x.x.x with cases for rc/post/etc
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# valid strings: https://peps.python.org/pep-0440/#public-version-identifiers
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vstring = r"\d+(?:\.\d+){0,2}(?:(?:a|b|rc|\.post|\.dev)\d+)?"
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# case ^x.x.x
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_match = re.match(f"^\\^({vstring})$", version)
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if _match:
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return _match.group(1)
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# case >=x.x.x,<y.y.y
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_match = re.match(f"^>=({vstring}),<({vstring})$", version)
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if _match:
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_min = _match.group(1)
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_max = _match.group(2)
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assert parse_version(_min) < parse_version(_max)
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return _min
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# case x.x.x
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_match = re.match(f"^({vstring})$", version)
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if _match:
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return _match.group(1)
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raise ValueError(f"Unrecognized version format: {version}")
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def get_min_version_from_toml(toml_path: str):
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# Parse the TOML file
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with open(toml_path, "rb") as file:
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toml_data = tomllib.load(file)
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# Get the dependencies from tool.poetry.dependencies
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dependencies = toml_data["tool"]["poetry"]["dependencies"]
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# Initialize a dictionary to store the minimum versions
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min_versions = {}
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# Iterate over the libs in MIN_VERSION_LIBS
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for lib in MIN_VERSION_LIBS:
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# Check if the lib is present in the dependencies
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if lib in dependencies:
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# Get the version string
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version_string = dependencies[lib]
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if isinstance(version_string, dict):
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version_string = version_string["version"]
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# Use parse_version to get the minimum supported version from version_string
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min_version = get_min_version(version_string)
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# Store the minimum version in the min_versions dictionary
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min_versions[lib] = min_version
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return min_versions
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if __name__ == "__main__":
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# Get the TOML file path from the command line argument
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toml_file = sys.argv[1]
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# Call the function to get the minimum versions
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min_versions = get_min_version_from_toml(toml_file)
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print(
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" ".join([f"{lib}=={version}" for lib, version in min_versions.items()])
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)
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