prepare for building with pyinstaller

.gitignore

@@ -1,2 +1,5 @@
 config.yaml
 *yapf
+build/
+dist/
+*.pyc

hb_downloader.py

@@ -1,7 +1,9 @@
 import argparse
 import hashlib
 import http.cookiejar
+import os
 import re
+import sys
 import time
 from concurrent.futures import ThreadPoolExecutor
 from math import floor, log2
@@ -17,6 +19,14 @@
     import yaml
 
 
+def resource_path(relative_path):
+    """ Get absolute path to resource, works for dev and for PyInstaller """
+    if hasattr(sys, '_MEIPASS'):
+        return os.path.join(sys._MEIPASS, relative_path)
+
+    return os.path.join(os.path.abspath("."), relative_path)
+
+
 def round10(x):
     return floor(x / 10) * 10
 
@@ -61,7 +71,7 @@ def read_yaml():
             cfg = yaml.safe_load(yamfile)
         return cfg
     except FileNotFoundError:
-        Path('config.yaml').write_text(Path('example_config.yaml').read_text())
+        Path('config.yaml').write_text(Path(resource_path('example_config.yaml')).read_text())
 
 
 def parse_config(parser):

hb_downloader.spec

@@ -0,0 +1,33 @@
+# -*- mode: python ; coding: utf-8 -*-
+
+block_cipher = None
+
+
+a = Analysis(['hb_downloader.py'],
+             pathex=[''],
+             binaries=[],
+             datas=[('example_config.yaml', '.')],
+             hiddenimports=[],
+             hookspath=[],
+             runtime_hooks=[],
+             excludes=[],
+             win_no_prefer_redirects=False,
+             win_private_assemblies=False,
+             cipher=block_cipher,
+             noarchive=False)
+pyz = PYZ(a.pure, a.zipped_data,
+             cipher=block_cipher)
+exe = EXE(pyz,
+          a.scripts,
+          a.binaries,
+          a.zipfiles,
+          a.datas,
+          [],
+          name='hb_downloader',
+          debug=False,
+          bootloader_ignore_signals=False,
+          strip=False,
+          upx=True,
+          upx_exclude=[],
+          runtime_tmpdir=None,
+          console=True )