Add the VSE addon Power Sequencer

1 files changed, 72 insertions, 0 deletions

diff --git a/power_sequencer/utils/addon_auto_imports.py b/power_sequencer/utils/addon_auto_imports.py
new file mode 100644
index 00000000..e570f53c
--- /dev/null
+++ b/power_sequencer/utils/addon_auto_imports.py
@@ -0,0 +1,72 @@
+#
+# Copyright (C) 2016-2019 by Nathan Lovato, Daniel Oakey, Razvan Radulescu, and contributors
+#
+# This file is part of Power Sequencer.
+#
+# Power Sequencer is free software: you can redistribute it and/or modify it under the terms of the
+# GNU General Public License as published by the Free Software Foundation, either version 3 of the
+# License, or (at your option) any later version.
+#
+# Power Sequencer is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
+# without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License along with Power Sequencer. If
+# not, see <https://www.gnu.org/licenses/>.
+#
+import pkgutil
+import importlib
+
+reload_event = False
+
+
+def setup_addon_modules(path, package_name, ignore_packages=[], ignore_modules=[]):
+    """
+    Imports and reloads all modules in this addon.
+
+    path -- __path__ from __init__.py
+    package_name -- __name__ from __init__.py
+    ignore_packages -- list of packages to ignore,
+    skips the package if the string is in the name
+    ignore_modules -- list of module_names to ignore, strings
+    skips the module if the string is in the name
+    """
+
+    def get_submodule_names(path=path[0], root=""):
+        module_names = []
+        for ignore in ignore_packages:
+            if ignore in root:
+                return []
+        for importer, module_name, is_package in pkgutil.iter_modules([path]):
+            skip_module = False
+            for ignore in ignore_modules:
+                if ignore in module_name:
+                    skip_module = True
+            if skip_module:
+                continue
+            if is_package:
+                sub_path = path + "\\" + module_name
+                sub_root = root + module_name + "."
+                module_names.extend(get_submodule_names(sub_path, sub_root))
+            else:
+                module_names.append(root + module_name)
+        return module_names
+
+    def import_submodules(names):
+        modules = []
+        for name in names:
+            modules.append(importlib.import_module("." + name, package_name))
+        return modules
+
+    def reload_modules(modules):
+        for module in modules:
+            importlib.reload(module)
+
+    names = get_submodule_names()
+    modules = import_submodules(names)
+    if reload_event:
+        reload_modules(modules)
+    return modules
+
+
+reload_event = True