Run3 inspect pdf fields
Use this skill to inspect all form fields in a PDF file, printing their names, types, and current values/export values. Useful for understanding the structure of a PDF form before filling it.From its SKILL.md
npx -y skills add cxcscmu/SkillLearnBench --skill run3_inspect-pdf-fieldsAssembled from the repository path, not quoted from the project. Check it against their README if it does not work.
SKILL.md
1.7 KB, 372 tokens by cl100k_base, as published. Nobody here has run it
Inspect PDF Form Fields
import pypdf
import sys
pdf_path = sys.argv[1] if len(sys.argv) > 1 else "/root/sc100-blank.pdf"
reader = pypdf.PdfReader(pdf_path)
print(f"Number of pages: {len(reader.pages)}")
print(f"Number of fields: {len(reader.get_fields()) if reader.get_fields() else 0}")
print()
fields = reader.get_fields()
if not fields:
print("No form fields found.")
else:
for field_name, field_obj in fields.items():
field_type = field_obj.get("/FT", "Unknown")
field_value = field_obj.get("/V", "")
field_default = field_obj.get("/DV", "")
# Get export values for checkboxes/radio buttons
ap = field_obj.get("/AP", {})
kids = field_obj.get("/Kids", [])
print(f"Field Name: {repr(field_name)}")
print(f" Type: {field_type}")
print(f" Value: {repr(field_value)}")
print(f" Default: {repr(field_default)}")
# Try to get export values
if field_type in ["/Btn"]:
opt = field_obj.get("/Opt", [])
print(f" Options: {opt}")
# Check AP for on state name
if ap:
n_dict = ap.get("/N", {})
if hasattr(n_dict, 'keys'):
print(f" AP/N keys (export values): {list(n_dict.keys())}")
print()
Run this script to see all fields:
python3 /root/inspect_fields.py /root/sc100-blank.pdf 2>&1 | head -200
What ships with it
Read from the repository
Just SKILL.md. No reference files, no scripts.