Restructuring project

setup.py

@@ -0,0 +1,32 @@
+import setuptools
+
+with open('requirements.txt') as f:
+    required = f.read().splitlines()
+
+with open("README.md", "r", encoding="utf-8") as fh:
+    long_description = fh.read()
+
+setuptools.setup(
+    name="JinjaTemplateHelper",
+    version="0.1.0",
+    author="Dennis Twardowsky",
+    author_email="dennis@devpty.de",
+    description="Helper script for processing Jinja templates",
+    #long_description=long_description,
+    #long_description_content_type="text/markdown",
+    #url="https://github.com/pypa/sampleproject",
+    #project_urls={
+    #    "Bug Tracker": "https://github.com/pypa/sampleproject/issues",
+    #},
+    classifiers=[
+        "Programming Language :: Python :: 3",
+        "License :: OSI Approved :: MIT License",
+        "Operating System :: OS Independent",
+    ],
+    scripts=[
+        "src/renderTemplate.py"
+    ],
+    packages=setuptools.find_packages(where="src"),
+    install_requires=required,
+    python_requires=">=3.6",
+)

src/renderTemplate.py

@@ -6,6 +6,7 @@ import os
 import socket
 import sys
 
+import jinja2
 import toml
 import yaml
 from dotenv import dotenv_values
@@ -44,6 +45,17 @@ jenv = Environment(autoescape=True,
                    optimized=True)
 
 
+# Jinja Context Functions
+@jinja2.pass_context
+def get_filtered_variables(c, filter_str=None):
+    ret_val = {}
+    for key, value in c.items():
+        if not callable(value) and (not filter_str or filter_str in key):
+            ret_val[key.replace(filter_str, '') if key.startswith(filter_str) or key.endswith(filter_str) else key] \
+                = value
+    return ret_val.items()
+
+
 # Jinja Filters
 # -------------
 def filter_env(name, defvalue=""):
@@ -75,6 +87,7 @@ jenv.filters['ldap_dn'] = filter_domain2ldap
 jenv.filters['hostbyaddr'] = filter_hostbyaddr
 jenv.filters['hostbyname'] = filter_hostbyname
 
+jenv.globals['variables'] = get_filtered_variables
 
 # Loader
 # ------
@@ -162,7 +175,7 @@ if __name__ == '__main__':
     # If template was found
     if tpl:
         if args.env_file:
-            content = os.environ | dotenv_values(".env")
+            content = os.environ | dotenv_values("../test/.env")
         elif args.yaml_file:
             content = load_yaml_file(args.yaml_file)
         elif args.json_file:

template/testenv.tpl

@@ -1,3 +0,0 @@
-{
-  "Type": "{{ TESTVAR }}",
-}

test/template/testenv.tpl

@@ -0,0 +1,6 @@
+{
+  "Type": "{{ TESTVAR }}",
+{% for item,value in variables("WWW_DOMAIN_") %}
+  "{{ item }}": "{{ value }}",
+{% endfor %}
+}