Add python script to build files

build.py

@@ -0,0 +1,46 @@
+#!/usr/bin/env python3
+import argparse
+import pathlib
+import os
+import subprocess
+
+
+CWD = pathlib.Path(os.getcwd())
+BASE_DIR = pathlib.Path(os.path.dirname(os.path.abspath(__file__)))
+TEMPLATE_FILE = BASE_DIR / 'main.tex'
+OUTPUT_FILE = CWD / 'output.pdf'
+CONTEXT_FILE = CWD / 'context.yaml'
+BUILD_PASSES = 2
+
+
+def build(input_file: pathlib.Path):
+    build_args = ['pandoc', str(input_file)]
+
+    if CONTEXT_FILE.exists():
+        build_args.append(str(CONTEXT_FILE))
+
+    build_args.extend([
+        '--template',
+        str(TEMPLATE_FILE),
+        '-o',
+        str(OUTPUT_FILE)
+    ])
+    return subprocess.run(build_args, cwd=str(BASE_DIR), check=True)
+
+
+def parse_args(args=None):
+    parser = argparse.ArgumentParser()
+    parser.add_argument("-v", "--verbose", help="Set verbosity level (repeat argument)", action="count", default=0)
+    parser.add_argument("input", help="Input File", action='store', type=pathlib.Path,)
+    parser.add_help = True
+    return parser.parse_args(args=args)
+
+
+if __name__ == '__main__':
+    args = parse_args()
+    input_file = args.input.resolve()
+    if not input_file.is_file():
+        raise ValueError("Failed to find {}".format(input_file))
+    for i in range(2):
+        print("Building pass {}.".format(i + 1))
+        build(input_file)