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Message-ID: <6d8b0401-fd71-4ff7-83c8-67b90ed57ca4@buildengineer.com>
Date: Sun, 22 Jun 2025 21:13:49 +0200
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To: cygwin AT cygwin DOT com
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Subject: python build issue
From: David Wilson via Cygwin <cygwin AT cygwin DOT com>
Reply-To: David Wilson <dave AT buildengineer DOT com>
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Sender: "Cygwin" <cygwin-bounces~archive-cygwin=delorie DOT com AT cygwin DOT com>
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Hi guys,


I'm trying to run a python script that requires yfinance.  This is the 
error I'm getting:

> $ pip3 install yfinance
> Collecting yfinance
>   Using cached yfinance-0.2.63-py2.py3-none-any.whl.metadata (5.8 kB)
> Collecting pandas>=1.3.0 (from yfinance)
>   Using cached pandas-2.3.0.tar.gz (4.5 MB)
>   Installing build dependencies ... done
>   Getting requirements to build wheel ... done
>   Preparing metadata (pyproject.toml) ... done
> Requirement already satisfied: numpy>=1.16.5 in 
> /usr/lib/python3.9/site-packages (from yfinance) (2.0.1)
> Requirement already satisfied: requests>=2.31 in 
> /usr/lib/python3.9/site-packages (from yfinance) (2.32.3)
> Collecting multitasking>=0.0.7 (from yfinance)
>   Using cached multitasking-0.0.11-py3-none-any.whl.metadata (5.5 kB)
> Requirement already satisfied: platformdirs>=2.0.0 in 
> /usr/lib/python3.9/site-packages (from yfinance) (4.3.6)
> Requirement already satisfied: pytz>=2022.5 in 
> /usr/lib/python3.9/site-packages (from yfinance) (2023.3)
> Collecting frozendict>=2.3.4 (from yfinance)
>   Using cached frozendict-2.4.6.tar.gz (316 kB)
>   Installing build dependencies ... done
>   Getting requirements to build wheel ... done
>   Preparing metadata (pyproject.toml) ... done
> Collecting peewee>=3.16.2 (from yfinance)
>   Using cached peewee-3.18.1.tar.gz (3.0 MB)
>   Installing build dependencies ... done
>   Getting requirements to build wheel ... done
>   Preparing metadata (pyproject.toml) ... done
> Collecting beautifulsoup4>=4.11.1 (from yfinance)
>   Using cached beautifulsoup4-4.13.4-py3-none-any.whl.metadata (3.8 kB)
> Collecting curl_cffi>=0.7 (from yfinance)
>   Using cached curl_cffi-0.11.4.tar.gz (149 kB)
>   Installing build dependencies ... done
>   Getting requirements to build wheel ... error
>   error: subprocess-exited-with-error
>
>   × Getting requirements to build wheel did not run successfully.
>   │ exit code: 1
>   ╰─> [37 lines of output]
>       Traceback (most recent call last):
>         File 
> "/usr/local/lib/python3.9/site-packages/pip/_vendor/pyproject_hooks/_in_process/_in_process.py", 
> line 389, in <module>
>           main()
>         File 
> "/usr/local/lib/python3.9/site-packages/pip/_vendor/pyproject_hooks/_in_process/_in_process.py", 
> line 373, in main
>           json_out["return_val"] = hook(**hook_input["kwargs"])
>         File 
> "/usr/local/lib/python3.9/site-packages/pip/_vendor/pyproject_hooks/_in_process/_in_process.py", 
> line 143, in get_requires_for_build_wheel
>           return hook(config_settings)
>         File 
> "/tmp/pip-build-env-2xh6qiqq/overlay/lib/python3.9/site-packages/setuptools/build_meta.py", 
> line 331, in get_requires_for_build_wheel
>           return self._get_build_requires(config_settings, 
> requirements=[])
>         File 
> "/tmp/pip-build-env-2xh6qiqq/overlay/lib/python3.9/site-packages/setuptools/build_meta.py", 
> line 301, in _get_build_requires
>           self.run_setup()
>         File 
> "/tmp/pip-build-env-2xh6qiqq/overlay/lib/python3.9/site-packages/setuptools/build_meta.py", 
> line 317, in run_setup
>           exec(code, locals())
>         File "<string>", line 16, in <module>
>         File 
> "/tmp/pip-build-env-2xh6qiqq/overlay/lib/python3.9/site-packages/setuptools/__init__.py", 
> line 115, in setup
>           return distutils.core.setup(**attrs)
>         File 
> "/tmp/pip-build-env-2xh6qiqq/overlay/lib/python3.9/site-packages/setuptools/_distutils/core.py", 
> line 148, in setup
>           _setup_distribution = dist = klass(attrs)
>         File 
> "/tmp/pip-build-env-2xh6qiqq/overlay/lib/python3.9/site-packages/setuptools/dist.py", 
> line 321, in __init__
>           _Distribution.__init__(self, dist_attrs)
>         File 
> "/tmp/pip-build-env-2xh6qiqq/overlay/lib/python3.9/site-packages/setuptools/_distutils/dist.py", 
> line 309, in __init__
>           self.finalize_options()
>         File 
> "/tmp/pip-build-env-2xh6qiqq/overlay/lib/python3.9/site-packages/setuptools/dist.py", 
> line 784, in finalize_options
>           ep(self)
>         File 
> "/tmp/pip-build-env-2xh6qiqq/overlay/lib/python3.9/site-packages/setuptools/dist.py", 
> line 804, in _finalize_setup_keywords
>           ep.load()(self, ep.name, value)
>         File 
> "/tmp/pip-build-env-2xh6qiqq/overlay/lib/python3.9/site-packages/cffi/setuptools_ext.py", 
> line 216, in cffi_modules
>           add_cffi_module(dist, cffi_module)
>         File 
> "/tmp/pip-build-env-2xh6qiqq/overlay/lib/python3.9/site-packages/cffi/setuptools_ext.py", 
> line 49, in add_cffi_module
>           execfile(build_file_name, mod_vars)
>         File 
> "/tmp/pip-build-env-2xh6qiqq/overlay/lib/python3.9/site-packages/cffi/setuptools_ext.py", 
> line 25, in execfile
>           exec(code, glob, glob)
>         File "scripts/build.py", line 51, in <module>
>           arch = detect_arch()
>         File "scripts/build.py", line 48, in detect_arch
>           raise Exception(f"Unsupported arch: {uname}")
>       Exception: Unsupported arch: 
> uname_result(system='CYGWIN_NT-10.0-26100', node='REDACTED', 
> release='3.6.3-1.x86_64', version='2025-06-05 11:45 UTC', 
> machine='x86_64')
>       [end of output]

I thought about subing in Linux for the uname but I want something that 
is more  general.  This must have happened before. Is there a way to 
search the cygwin mail archives?  Delorie seems to out of commission.


What should I do?


TIA.

Cygwin Fan.


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