Update dependencies

TatSu 5.5.0 is yanked.

Add Flask constraints because the newer versions changed stuff.

requirements.in

@@ -1,14 +1,14 @@
-Flask
+Flask<2
 Flask-Login
 Flask-Bootstrap
-Flask-SQLAlchemy
+Flask-SQLAlchemy<3
 Flask-DebugToolbar
 Flask-WTF
 Flask-OAuthlib
-Flask-Admin
-Flask-Migrate
-Flask-Script
+Flask-Admin<2
+Flask-Migrate<3
+Flask-Script<3
 black
 pymysql
 pyyaml
-tatsu
+tatsu<5.6 # >=5.6 needs Python >=3.8

requirements.txt

@@ -4,47 +4,117 @@
 #
 #    pip-compile
 #
-alembic==1.4.3            # via flask-migrate
-appdirs==1.4.4            # via black
-black==20.8b1             # via -r requirements.in
-blinker==1.4              # via flask-debugtoolbar
-cachelib==0.1.1           # via flask-oauthlib
-certifi==2020.11.8        # via requests
-chardet==3.0.4            # via requests
-click==7.1.2              # via black, flask
-dominate==2.6.0           # via flask-bootstrap
-flask-admin==1.5.7        # via -r requirements.in
-flask-bootstrap==3.3.7.1  # via -r requirements.in
-flask-debugtoolbar==0.11.0  # via -r requirements.in
-flask-login==0.5.0        # via -r requirements.in
-flask-migrate==2.5.3      # via -r requirements.in
-flask-oauthlib==0.9.6     # via -r requirements.in
-flask-script==2.0.6       # via -r requirements.in
-flask-sqlalchemy==2.4.4   # via -r requirements.in, flask-migrate
-flask-wtf==0.14.3         # via -r requirements.in
-flask==1.1.2              # via -r requirements.in, flask-admin, flask-bootstrap, flask-debugtoolbar, flask-login, flask-migrate, flask-oauthlib, flask-script, flask-sqlalchemy, flask-wtf
-idna==2.10                # via requests
-itsdangerous==1.1.0       # via flask, flask-debugtoolbar, flask-wtf
-jinja2==2.11.2            # via flask
-mako==1.1.3               # via alembic
-markupsafe==1.1.1         # via jinja2, mako, wtforms
-mypy-extensions==0.4.3    # via black
-oauthlib==2.1.0           # via flask-oauthlib, requests-oauthlib
-pathspec==0.8.1           # via black
-pymysql==0.10.1           # via -r requirements.in
-python-dateutil==2.8.1    # via alembic
-python-editor==1.0.4      # via alembic
-pyyaml==5.3.1             # via -r requirements.in
-regex==2020.11.13         # via black
-requests-oauthlib==1.1.0  # via flask-oauthlib
-requests==2.25.0          # via requests-oauthlib
-six==1.15.0               # via python-dateutil
-sqlalchemy==1.3.20        # via alembic, flask-sqlalchemy
-tatsu==5.5.0              # via -r requirements.in
-toml==0.10.2              # via black
-typed-ast==1.4.1          # via black
-typing-extensions==3.7.4.3  # via black
-urllib3==1.26.2           # via requests
-visitor==0.1.3            # via flask-bootstrap
-werkzeug==1.0.1           # via flask, flask-debugtoolbar
-wtforms==2.3.3            # via flask-admin, flask-wtf
+alembic==1.6.5
+    # via flask-migrate
+appdirs==1.4.4
+    # via black
+black==21.6b0
+    # via -r requirements.in
+blinker==1.4
+    # via flask-debugtoolbar
+cachelib==0.1.1
+    # via flask-oauthlib
+certifi==2021.5.30
+    # via requests
+chardet==4.0.0
+    # via requests
+click==7.1.2
+    # via
+    #   black
+    #   flask
+dominate==2.6.0
+    # via flask-bootstrap
+flask-admin==1.5.8
+    # via -r requirements.in
+flask-bootstrap==3.3.7.1
+    # via -r requirements.in
+flask-debugtoolbar==0.11.0
+    # via -r requirements.in
+flask-login==0.5.0
+    # via -r requirements.in
+flask-migrate==2.7.0
+    # via -r requirements.in
+flask-oauthlib==0.9.6
+    # via -r requirements.in
+flask-script==2.0.6
+    # via -r requirements.in
+flask-sqlalchemy==2.5.1
+    # via
+    #   -r requirements.in
+    #   flask-migrate
+flask-wtf==0.15.1
+    # via -r requirements.in
+flask==1.1.4
+    # via
+    #   -r requirements.in
+    #   flask-admin
+    #   flask-bootstrap
+    #   flask-debugtoolbar
+    #   flask-login
+    #   flask-migrate
+    #   flask-oauthlib
+    #   flask-script
+    #   flask-sqlalchemy
+    #   flask-wtf
+greenlet==1.1.0
+    # via sqlalchemy
+idna==2.10
+    # via requests
+itsdangerous==1.1.0
+    # via
+    #   flask
+    #   flask-debugtoolbar
+    #   flask-wtf
+jinja2==2.11.3
+    # via flask
+mako==1.1.4
+    # via alembic
+markupsafe==2.0.1
+    # via
+    #   jinja2
+    #   mako
+    #   wtforms
+mypy-extensions==0.4.3
+    # via black
+oauthlib==2.1.0
+    # via
+    #   flask-oauthlib
+    #   requests-oauthlib
+pathspec==0.8.1
+    # via black
+pymysql==1.0.2
+    # via -r requirements.in
+python-dateutil==2.8.1
+    # via alembic
+python-editor==1.0.4
+    # via alembic
+pyyaml==5.4.1
+    # via -r requirements.in
+regex==2021.4.4
+    # via black
+requests-oauthlib==1.1.0
+    # via flask-oauthlib
+requests==2.25.1
+    # via requests-oauthlib
+six==1.16.0
+    # via python-dateutil
+sqlalchemy==1.4.18
+    # via
+    #   alembic
+    #   flask-sqlalchemy
+tatsu==4.4.0
+    # via -r requirements.in
+toml==0.10.2
+    # via black
+urllib3==1.26.5
+    # via requests
+visitor==0.1.3
+    # via flask-bootstrap
+werkzeug==1.0.1
+    # via
+    #   flask
+    #   flask-debugtoolbar
+wtforms==2.3.3
+    # via
+    #   flask-admin
+    #   flask-wtf