【Dジャンゴ】【ヘロク】git push heroku masterがうまくいかない

前提・実現したいこと

djangoで作ったアプリをherokuで動かしたいが、git push heroku masterでうまくいかない。

※http://makimakimakino.hatenablog.com/entry/2019/01/13/200729
のページの手順で進めている。（git push heroku masterまでの手順は難なく突破できている様子。）

発生している問題・エラーメッセージ

C:\Users\USER\Desktop\django_app>git push heroku master
Enumerating objects: 43, done.
Counting objects: 100% (43/43), done.
Delta compression using up to 4 threads
Compressing objects: 100% (36/36), done.
Writing objects: 100% (43/43), 11.52 KiB | 147.00 KiB/s, done.
Total 43 (delta 7), reused 0 (delta 0)
remote: Compressing source files... done.
remote: Building source:
remote:
remote: -----> Python app detected
remote: -----> Installing python-3.6.8
remote: -----> Installing pip
remote: -----> Installing SQLite3
remote: -----> Installing requirements with pip
remote: Collecting alabaster==0.7.12 (from -r /tmp/build_cdbc7aaed2eaa7c2cada08f2f6901fe1/requirements.txt (line 1))
remote: Downloading https://files.pythonhosted.org/packages/10/ad/00b090d23a222943eb0eda509720a404f531a439e803f6538f35136cae9e/alabaster-0.7.12-py2.py3-none-any.whl
remote: Collecting asn1crypto==0.24.0 (from -r /tmp/build_cdbc7aaed2eaa7c2cada08f2f6901fe1/requirements.txt (line 2))
remote: Downloading https://files.pythonhosted.org/packages/ea/cd/35485615f45f30a510576f1a56d1e0a7ad7bd8ab5ed7cdc600ef7cd06222/asn1crypto-0.24.0-py2.py3-none-any.whl (101kB)
remote: Collecting astroid==2.2.5 (from -r /tmp/build_cdbc7aaed2eaa7c2cada08f2f6901fe1/requirements.txt (line 3))
remote: Downloading https://files.pythonhosted.org/packages/d5/ad/7221a62a2dbce5c3b8c57fd18e1052c7331adc19b3f27f1561aa6e620db2/astroid-2.2.5-py3-none-any.whl (193kB)
remote: Collecting attrs==19.1.0 (from -r /tmp/build_cdbc7aaed2eaa7c2cada08f2f6901fe1/requirements.txt (line 4))
remote: Downloading https://files.pythonhosted.org/packages/23/96/d828354fa2dbdf216eaa7b7de0db692f12c234f7ef888cc14980ef40d1d2/attrs-19.1.0-py2.py3-none-any.whl
remote: Collecting Babel==2.6.0 (from -r /tmp/build_cdbc7aaed2eaa7c2cada08f2f6901fe1/requirements.txt (line 5))
remote: Downloading https://files.pythonhosted.org/packages/b8/ad/c6f60602d3ee3d92fbed87675b6fb6a6f9a38c223343ababdb44ba201f10/Babel-2.6.0-py2.py3-none-any.whl (8.1MB)
remote: Collecting backcall==0.1.0 (from -r /tmp/build_cdbc7aaed2eaa7c2cada08f2f6901fe1/requirements.txt (line 6))
remote: Downloading https://files.pythonhosted.org/packages/84/71/c8ca4f5bb1e08401b916c68003acf0a0655df935d74d93bf3f3364b310e0/backcall-0.1.0.tar.gz
remote: Collecting bleach==3.1.0 (from -r /tmp/build_cdbc7aaed2eaa7c2cada08f2f6901fe1/requirements.txt (line 7))
remote: Downloading https://files.pythonhosted.org/packages/ab/05/27e1466475e816d3001efb6e0a85a819be17411420494a1e602c36f8299d/bleach-3.1.0-py2.py3-none-any.whl (157kB)
remote: Collecting certifi==2019.3.9 (from -r /tmp/build_cdbc7aaed2eaa7c2cada08f2f6901fe1/requirements.txt (line 8))
remote: Downloading https://files.pythonhosted.org/packages/60/75/f692a584e85b7eaba0e03827b3d51f45f571c2e793dd731e598828d380aa/certifi-2019.3.9-py2.py3-none-any.whl (158kB)
remote: Collecting cffi==1.12.2 (from -r /tmp/build_cdbc7aaed2eaa7c2cada08f2f6901fe1/requirements.txt (line 9))
remote: Downloading https://files.pythonhosted.org/packages/20/f7/87b62a8895bf7c93e907b05b97bc4459c81a38a61151f03a6eae13d863aa/cffi-1.12.2-cp36-cp36m-manylinux1_x86_64.whl (428kB)
remote: Collecting chardet==3.0.4 (from -r /tmp/build_cdbc7aaed2eaa7c2cada08f2f6901fe1/requirements.txt (line 10))
remote: Downloading https://files.pythonhosted.org/packages/bc/a9/01ffebfb562e4274b6487b4bb1ddec7ca55ec7510b22e4c51f14098443b8/chardet-3.0.4-py2.py3-none-any.whl (133kB)
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remote: Collecting python-dateutil==2.8.0 (from -r /tmp/build_cdbc7aaed2eaa7c2cada08f2f6901fe1/requirements.txt (line 57))
remote: Downloading https://files.pythonhosted.org/packages/41/17/c62faccbfbd163c7f57f3844689e3a78bae1f403648a6afb1d0866d87fbb/python_dateutil-2.8.0-py2.py3-none-any.whl (226kB)
remote: Collecting pytz==2019.1 (from -r /tmp/build_cdbc7aaed2eaa7c2cada08f2f6901fe1/requirements.txt (line 58))
remote: Downloading https://files.pythonhosted.org/packages/3d/73/fe30c2daaaa0713420d0382b16fbb761409f532c56bdcc514bf7b6262bb6/pytz-2019.1-py2.py3-none-any.whl (510kB)
remote: Collecting pywin32==223 (from -r /tmp/build_cdbc7aaed2eaa7c2cada08f2f6901fe1/requirements.txt (line 59))
remote: Could not find a version that satisfies the requirement pywin32==223 (from -r /tmp/build_cdbc7aaed2eaa7c2cada08f2f6901fe1/requirements.txt (line 59)) (from versions: )
remote: No matching distribution found for pywin32==223 (from -r /tmp/build_cdbc7aaed2eaa7c2cada08f2f6901fe1/requirements.txt (line 59))
remote: ! Push rejected, failed to compile Python app.
remote:
remote: ! Push failed
remote: Verifying deploy...
remote:
remote: ! Push rejected to hoge.
remote:
To https://git.heroku.com/hoge.git
! [remote rejected] master -> master (pre-receive hook declined)
error: failed to push some refs to 'https://git.heroku.com/hoge.git'

該当のソースコード

git push heroku master

試したこと

私と似たような質問の回答で「psycopg2のバージョンを上げてrequirements.txtを編集する」旨の方法を
試してみましたが既に最新のバージョンのようでした。
↓
Requirement already satisfied: psycopg2 in d:\anaconda3\envs\myspace\lib\site-packages (2.8.2)
と出たので。