Remove support for Python 3.7 as Debian 10 is EOL.

web/pgadmin/__init__.py

@@ -520,13 +520,9 @@ def create_app(app_name=None):
 
     security.init_app(app, user_datastore)
 
-    # register custom unauthorised handler.
-    if sys.version_info < (3, 8):
-        app.login_manager.unauthorized_handler(pga_unauthorised)
-    else:
-        # Flask-Security-Too > 5.4.* requires custom unauth handeler
-        # to be registeres with it.
-        security.unauthn_handler(pga_unauthorised)
+    # Flask-Security-Too > 5.4.* requires custom unauth handeler
+    # to be registeres with it.
+    security.unauthn_handler(pga_unauthorised)
 
     # Set the permanent session lifetime to the specified value in config file.
     app.permanent_session_lifetime = timedelta(

web/pgadmin/browser/__init__.py

@@ -65,13 +65,7 @@ from pgadmin.authenticate import AuthSourceManager
 from pgadmin.utils.exception import CryptKeyMissing
 
 from pgadmin.user_login_check import pga_login_required
-
-try:
-    from flask_security.views import default_render_json
-except ImportError as e:
-    # Support Flask-Security-Too == 3.2
-    if sys.version_info < (3, 8):
-        from flask_security.views import _render_json as default_render_json
+from flask_security.views import default_render_json
 
 MODULE_NAME = 'browser'
 BROWSER_STATIC = 'browser.static'
@@ -1103,8 +1097,7 @@ if hasattr(config, 'SECURITY_RECOVERABLE') and config.SECURITY_RECOVERABLE:
         form_class = _security.forms.get('reset_password_form').cls
         form = form_class(request.form) if request.form else form_class()
 
-        if sys.version_info >= (3, 8):
-            form.user = user
+        form.user = user
 
         if form.validate_on_submit():
             try:

web/pgadmin/tools/user_management/__init__.py

@@ -12,8 +12,7 @@
 import json
 
 import sys
-if sys.version_info >= (3, 8):
-    from unicodedata import normalize, is_normalized
+from unicodedata import normalize, is_normalized
 
 from flask import render_template, request, \
     Response, abort, current_app, session
@@ -446,10 +445,6 @@ def normalise_password(password):
         'NFKD'
     )
 
-    # Remove check of Python version once Python 3.7 support ends
-    if sys.version_info < (3, 8):
-        return password
-
     return password if is_normalized(normalise_form, password) else\
         normalize(normalise_form, password)