From cd6fd70fe12be59eef76b4c5813ef60675c1b016 Mon Sep 17 00:00:00 2001
From: nobody <github2@invisiblehand.church>
Date: Mon, 19 May 2025 08:31:53 -0400
Subject: [PATCH] Auto-add --help if CLI run w/o args

(Commit message edited by @jsvine.)
---
 pdfplumber/cli.py | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/pdfplumber/cli.py b/pdfplumber/cli.py
index 91af3b2..f6fbd07 100644
--- a/pdfplumber/cli.py
+++ b/pdfplumber/cli.py
@@ -9,6 +9,10 @@ from typing import Any, DefaultDict, Dict, List
 from .pdf import PDF
 
 
+if len(sys.argv) == 1:
+    sys.argv.append('--help')
+
+
 def parse_page_spec(p_str: str) -> List[int]:
     if "-" in p_str:
         start, end = map(int, p_str.split("-"))