pambase.py: strip all blank lines

It's simpler to do this in pambase.py than with
Jinja 2, at least for now.

Signed-off-by: Sam James <sam@gentoo.org>

1 files changed, 6 insertions, 1 deletions

diff --git a/pambase.py b/pambase.py
index 1ebafbe..9765778 100755
--- a/pambase.py
+++ b/pambase.py
@@ -67,7 +67,7 @@ def process_args(args):
 
 def parse_templates(processed_args):
 	load = FileSystemLoader('')
-	env = Environment(loader=load)
+	env = Environment(loader=load, trim_blocks=True, lstrip_blocks=True, keep_trailing_newline=True)
 
 	templates = [
 		"login",
@@ -87,6 +87,11 @@ def parse_templates(processed_args):
 		with open('stack/{0}'.format(template_name), "w+") as output:
 			rendered_template = template.render(processed_args)
 
+			# Strip all intermediate lines to not worry about appeasing Jinja
+			lines = rendered_template.split("\n")
+			lines = [line for line in lines if line]
+			rendered_template = "\n".join(lines)
+
 			if rendered_template:
 				output.write(rendered_template + "\n")