Cannot create a virtual env with python 2.7 on windows

[stilren]

Issue

When creating a virtual environment using python 2.7 it fails with the message:
RuntimeError: failed to find interpreter for Builtin discover of python_spec='python2.7'

I have python 2.7, 3.7 and 3.8 installed. I can create environments for 3.7 and 3.8

Environment

Provide at least:
OS: Windows

awscli                              1.18.16                                                                             boto3                               1.12.16                                                                             botocore                            1.15.16                                                                             cattrs                              1.0.0                                                                               cdk-watchful                        0.4.6                                                                               certifi                             2020.4.5.1                                                                          chardet                             3.0.4                                                                               colorama                            0.4.3                                                                               constructs                          2.0.1                                                                               distlib                             0.3.0                                                                               docutils                            0.15.2                                                                              filelock                            3.0.12                                                                              idna                                2.9                                                                                 importlib-metadata                  1.6.0                                                                               importlib-resources                 1.4.0                                                                               jmespath                            0.9.5                                                                               jsii                                1.1.1                                                                               pip                                 19.2.3                                                                              publication                         0.0.3                                                                               pyasn1                              0.4.8                                                                               python-dateutil                     2.8.1                                                                               PyYAML                              5.3.1                                                                               requests                            2.23.0                                                                              rsa                                 3.4.2                                                                               s3transfer                          0.3.3                                                                               setuptools                          41.2.0                                                                              six                                 1.14.0                                                                              typing-extensions                   3.7.4.2                                                                             urllib3                             1.25.9                                                                              virtualenv                          20.0.18                                                                             virtualenvwrapper-win               1.2.6                                                                               zipp                                3.1.0   

Output of the virtual environment creation

Make sure to run the creation with -vvv --with-traceback:

PS C:\Users\WSEB\work> virtualenv --python=python2.7 test27 -vvv
61 setup logging to NOTSET [DEBUG report:43]
75 find interpreter for spec PythonSpec(implementation=CPython, major=2, minor=7) [INFO builtin:44]
76 proposed PythonInfo(spec=CPython3.8.2.final.0-64, exe=c:\python38\python.exe, platform=win32, version='3.8.2 (tags/v3.8.2:7b3ab59, Feb 25 2020, 23:03:10) [MSC v.1916 64 bit (AMD64)]', encoding_fs_io=utf-8-utf-8) [INFO builtin:50]
78 discover PATH[0]=C:\Python38\Scripts\ [DEBUG builtin:84]
79 filesystem is not case-sensitive [DEBUG info:28]
79 discover PATH[1]=C:\Python38\ [DEBUG builtin:84]
80 discover PATH[2]=C:\Program Files\AdoptOpenJDK\jre-11.0.3.2-openj9\bin [DEBUG builtin:84]
81 discover PATH[3]=C:\WINDOWS\system32 [DEBUG builtin:84]
81 discover PATH[4]=C:\WINDOWS [DEBUG builtin:84]
82 discover PATH[5]=C:\WINDOWS\System32\Wbem [DEBUG builtin:84]
82 discover PATH[6]=C:\WINDOWS\System32\WindowsPowerShell\v1.0\ [DEBUG builtin:84]
82 discover PATH[7]=C:\WINDOWS\System32\OpenSSH\ [DEBUG builtin:84]
83 discover PATH[8]=C:\Program Files\Git\cmd [DEBUG builtin:84]
83 discover PATH[9]=C:\Program Files\nodejs\ [DEBUG builtin:84]
84 discover PATH[10]=C:\ProgramData\chocolatey\bin [DEBUG builtin:84]
84 discover PATH[11]=C:\Program Files\Amazon\AWSCLIV2\ [DEBUG builtin:84]
85 discover PATH[12]=C:\HashiCorp\Vagrant\bin [DEBUG builtin:84]
85 discover PATH[13]=C:\Users\WSEB\AppData\Local\Microsoft\WindowsApps [DEBUG builtin:84]
86 Attempting to acquire lock 1578932602960 on C:\Users\WSEB\AppData\Local\pypa\virtualenv\py_info\20.0.18\4e341a9637e8fd2ad6729b2fad2f450d3cd7f3301af1e9c20e7237b10809c2b7.lock [DEBUG filelock:270]
86 Lock 1578932602960 acquired on C:\Users\WSEB\AppData\Local\pypa\virtualenv\py_info\20.0.18\4e341a9637e8fd2ad6729b2fad2f450d3cd7f3301af1e9c20e7237b10809c2b7.lock [INFO filelock:274]
87 get PythonInfo from C:\Users\WSEB\AppData\Local\pypa\virtualenv\py_info\20.0.18\4e341a9637e8fd2ad6729b2fad2f450d3cd7f3301af1e9c20e7237b10809c2b7.json for C:\Users\WSEB\AppData\Local\Microsoft\WindowsApps\python.exe [DEBUG cached_py_info:79]
87 Attempting to release lock 1578932602960 on C:\Users\WSEB\AppData\Local\pypa\virtualenv\py_info\20.0.18\4e341a9637e8fd2ad6729b2fad2f450d3cd7f3301af1e9c20e7237b10809c2b7.lock [DEBUG filelock:315]
88 Lock 1578932602960 released on C:\Users\WSEB\AppData\Local\pypa\virtualenv\py_info\20.0.18\4e341a9637e8fd2ad6729b2fad2f450d3cd7f3301af1e9c20e7237b10809c2b7.lock [INFO filelock:318]
89 Attempting to acquire lock 1578932602192 on C:\Users\WSEB\AppData\Local\pypa\virtualenv\py_info\20.0.18\2038186569936074e374468d4bbe2904a13496a41ed7a70129cfb883acf0ea5f.lock [DEBUG filelock:270]
89 Lock 1578932602192 acquired on C:\Users\WSEB\AppData\Local\pypa\virtualenv\py_info\20.0.18\2038186569936074e374468d4bbe2904a13496a41ed7a70129cfb883acf0ea5f.lock [INFO filelock:274]
90 get PythonInfo from C:\Users\WSEB\AppData\Local\pypa\virtualenv\py_info\20.0.18\2038186569936074e374468d4bbe2904a13496a41ed7a70129cfb883acf0ea5f.json for C:\Users\WSEB\AppData\Local\Microsoft\WindowsApps\PythonSoftwareFoundation.Python.3.7_qbz5n2kfra8p0\python.exe [DEBUG cached_py_info:79]
90 Attempting to release lock 1578932602192 on C:\Users\WSEB\AppData\Local\pypa\virtualenv\py_info\20.0.18\2038186569936074e374468d4bbe2904a13496a41ed7a70129cfb883acf0ea5f.lock [DEBUG filelock:315]
90 Lock 1578932602192 released on C:\Users\WSEB\AppData\Local\pypa\virtualenv\py_info\20.0.18\2038186569936074e374468d4bbe2904a13496a41ed7a70129cfb883acf0ea5f.lock [INFO filelock:318]
91 proposed PathPythonInfo(spec=CPython3.7.7.final.0-64, system=C:\Users\WSEB\AppData\Local\Microsoft\WindowsApps\PythonSoftwareFoundation.Python.3.7_qbz5n2kfra8p0\python.exe, exe=C:\Users\WSEB\AppData\Local\Microsoft\WindowsApps\python.exe, platform=win32, version='3.7.7 (tags/v3.7.7:d7c567b08f, Mar 10 2020, 11:52:54) [MSC v.1900 64 bit (AMD64)]', encoding_fs_io=utf-8-cp1252) [INFO builtin:50]
91 discover PATH[14]=C:\Program Files\JetBrains\PyCharm 2020.1\bin [DEBUG builtin:84]
93 discover PATH[15]=C:\Users\WSEB\AppData\Local\hyper\app-3.0.2\resources\bin [DEBUG builtin:84]
96 discover PATH[16]=C:\Users\WSEB\AppData\Local\Programs\Microsoft VS Code\bin [DEBUG builtin:84]
97 discover PATH[17]=C:\Users\WSEB\AppData\Roaming\npm [DEBUG builtin:84]
98 discover PATH[18]=C:\Program Files\Oracle\VirtualBox [DEBUG builtin:84]
99 RuntimeError: failed to find interpreter for Builtin discover of python_spec='python2.7' [ERROR __main__:57]

[gaborbernat]

How did you install python 2.7, seems it's not available in either the registry or on the PATH 🤔

[gaborbernat]

Hello, this now has been released via https://pypi.org/project/virtualenv/20.0.19/