Add CLI helper, increase httpx version range

pyproject.toml

@@ -1,14 +1,14 @@
 [tool.poetry]
 name = "dirgh"
-version = "0.2.1"
+version = "0.3.0"
 description = "With dirgh you can easily download a directory from GitHub programmatically from Python or using the CLI."
 authors = ["tiptenbrink <[email protected]>"]
 readme = "README.md"
 license = "Apache-2.0"
 
 [tool.poetry.dependencies]
 python = "^3.9"
-httpx = ">=0.23.0, < 0.25.0"
+httpx = ">=0.23.0, < 0.26.0"
 trio = ">= 0.20.0, < 0.23.0"
 
 [tool.poetry.dev-dependencies]

src/dirgh/cli.py

@@ -44,7 +44,7 @@ def run():
 
     ref_nm = 'ref'
     ref_default = 'HEAD'
-    ref_help = f"commit reference, can be in any branch. (default: {ref_default})"
+    ref_help = f"any valid ref, can be in any branch. (default: {ref_default})"
     parser.add_argument(f'--{ref_nm}', help=ref_help, default=ref_default, required=False)
 
     recursive_nm = 'recursive'

src/dirgh/cli_helper.py

@@ -0,0 +1,16 @@
+import getpass
+import os
+
+
+def find_token(env_prefix: str = "", ask_token: bool = False):
+    # <env_prefix>DIRGH_GH_TOKEN
+    pass_key = f"{env_prefix}dirgh_gh_token".replace('-', '_')
+    pass_key_env = pass_key.upper()
+    if ask_token:
+        key_pass = getpass.getpass("Input your token:\n")
+    else:
+        key_pass = os.environ.get(pass_key_env)
+        if key_pass is None:
+            raise ValueError(f"Please supply token or set the {pass_key_env} environment variable!")
+
+    return key_pass