1 files changed, 66 insertions, 0 deletions
diff --git a/scripts/poe-tasks/utils/create_setup.py b/scripts/poe-tasks/utils/create_setup.py
new file mode 100755
index 00000000..2240cea8
--- /dev/null
+++ b/scripts/poe-tasks/utils/create_setup.py
@@ -0,0 +1,66 @@
+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+#
+# Original source:
+# https://github.com/sdss/flicamera/blob/main/create_setup.py
+# We modified the script so that it outputs the setup.py to stdout and that no
+# version upper bounds are outputted in the depencency list.
+#
+# @Author: José Sánchez-Gallego (gallegoj@uw.edu)
+# @Date: 2019-12-18
+# @Filename: create_setup.py
+# @License: BSD 3-clause (http://www.opensource.org/licenses/BSD-3-Clause)
+
+# This is a temporary solution for the fact that pip install . fails with
+# poetry when there is no setup.py and an extension needs to be compiled.
+# See https://github.com/python-poetry/poetry/issues/1516. Running this
+# script creates a setup.py filled out with information generated by
+# poetry when parsing the pyproject.toml.
+
+import os
+import re
+import sys
+
+from packaging.version import Version
+
+# If there is a global installation of poetry, prefer that.
+lib = os.path.expanduser("~/.poetry/lib")
+vendors = os.path.join(lib, "poetry", "_vendor")
+current_vendors = os.path.join(vendors, "py{}".format(".".join(str(v) for v in sys.version_info[:2])))
+
+sys.path.insert(0, lib)
+sys.path.insert(0, current_vendors)
+
+try:
+    try:
+        from poetry.core.factory import Factory
+        from poetry.core.masonry.builders.sdist import SdistBuilder
+    except (ImportError, ModuleNotFoundError):
+        from poetry.masonry.builders.sdist import SdistBuilder
+        from poetry.factory import Factory
+    from poetry.__version__ import __version__
+except (ImportError, ModuleNotFoundError) as ee:
+    raise ImportError(f"install poetry by doing pip install poetry to use this script: {ee}")
+
+
+# Generate a Poetry object that knows about the metadata in pyproject.toml
+factory = Factory()
+poetry = factory.create_poetry(os.path.dirname(__file__))
+
+# Use the SdistBuilder to genrate a blob for setup.py
+if Version(__version__) >= Version("1.1.0b1"):
+    sdist_builder = SdistBuilder(poetry, None)
+else:
+    sdist_builder = SdistBuilder(poetry, None, None)
+
+setuppy_blob: bytes = sdist_builder.build_setup()
+
+
+# patch the result so that it does not contain upper bounds in dependencies
+# (but it should contain them in python version)
+setuppy = setuppy_blob.decode("utf8")
+setuppy, _ = re.subn(r"(\'[^\']+>=[^<>=,\']*),<[^<>=,\']*\'", "\\1'", setuppy)
+
+# output the setup.py script to stdout
+print(setuppy)
+print("\n# This setup.py was autogenerated using Poetry for backward compatibility with setuptools.")