scripts/render_templates.py

@@ -0,0 +1,36 @@
+import os
+import jinja2
+import argparse
+
+def render_template(template_file: str, 
+                    out_path: str,
+                    **kwargs) -> None:
+    folder, file = os.path.split(template_file)
+    template_path = os.path.abspath(folder)
+    env = jinja2.Environment(loader=jinja2.FileSystemLoader(template_path),
+                             trim_blocks=True,
+                             lstrip_blocks=True)
+    template = env.get_template(file)
+    with open(out_path, 'w+') as save:
+        save.write(template.render(**kwargs))
+
+
+if __name__ == '__main__':
+    parser = argparse.ArgumentParser(prog='render_templates.py',
+                                     description='A script to render the docker jinja templates.',
+                                     add_help=True)
+    parser.add_argument('template_path',
+                        help='The path to the template to render.')
+    parser.add_argument('out_path',
+                        help='The path to write the rendered template.')
+    parser.add_argument('-k', 
+                        '--kwargs',
+                        required=False,
+                        type=str,
+                        default='',
+                        help='Additional kwargs to include if needed (format: key1=value1,key2=value2...).')
+    parser.add_argument('-o', 
+                        '--overwrite',
+                        action='store_true',
+                        help='If set the previous template will be overwritten.')
+