Synchronize dependencies

scripts/check_dependencies.py

@@ -62,6 +62,7 @@ LINUX_MODULES = [
 
 MACOSX_MODULES = [
     'objc',
+    'Pyro4',
     'AppKit'
 ]
 
@@ -106,9 +107,8 @@ OPTIONAL_MODULES = [
     ('uno', '(LibreOffice/OpenOffice support)'),
     # development/testing modules
     ('jenkins', '(access jenkins api)'),
-    ('launchpadlib', '(launchpad script support)'),
     ('pytest', '(testing framework)'),
-    ('pylint', '(linter)')
+    ('flake8', '(linter)')
 ]
 
 w = sys.stdout.write

setup.py

@@ -109,6 +109,7 @@ using a computer and a data projector.""",
         'pyobjc-framework-Cocoa; platform_system=="Darwin"',
         'PyQt5 >= 5.12',
         'PyQtWebEngine',
+        'Pyro4; platform_system=="Darwin"',
         'python-vlc',
         'pywin32; platform_system=="Windows"',
         'QtAwesome',
@@ -122,14 +123,13 @@ using a computer and a data projector.""",
     extras_require={
         'agpl-pdf': ['PyMuPDF'],
         'darkstyle': ['QDarkStyle'],
-        'mysql': ['pymysql'],
+        'mysql': ['PyMySQL'],
         'odbc': ['pyodbc'],
         'postgresql': ['psycopg2'],
         'spellcheck': ['pyenchant >= 1.6'],
         'sword-bibles': ['pysword'],
         # Required for scripts/*.py:
         'jenkins': ['python-jenkins'],
-        'launchpad': ['launchpadlib'],
         'test': [
             'PyMuPDF',
             'pyodbc',