Float32 Hex Conversion And Bit Field Extraction

What the source does

• FilesystemNone observedNo reads or writes in the source
• NetworkNone observedNo outbound calls in the source
• ShellNone observedNo commands run in the source
• DependenciesPinnedNothing floats
• SecretsNone foundNo keys in source

Five audit layers

Gates applied: no behavioural pass.

Audit 0.4.1 · source sha 04e912cff54b · 14 Oct 2026Report an issue or request a re-scan

• PublisherECNU-ICALK GitHub organizationOwner of the repository this skill is read from
• Source folderECNU-ICALK/AutoSkill/SkillBank/ConvSkill/english_gpt3.5_8_GLM4.7/float32-hex-conversion-and-bit-field-extractionThe exact folder we audited
• LicenceNot declaredAs the repository states it
• Commit pinned for this verdict04e912cff54bA new audit runs when the source changes
• Repository statusNot archivedLast push 157 days ago
• Sandboxed runNot runSkills are read, not executed; layer L4 is skipped

Its description: Convert Float32 numbers to hexadecimal strings and vice versa in Python, and extract IEEE 754 sign, exponent, and fraction bit fields.

---
id: "eb87cdb6-82d7-4626-b5f5-c14657d386f9"
name: "Float32 Hex Conversion and Bit Field Extraction"
description: "Convert Float32 numbers to hexadecimal strings and vice versa in Python, and extract IEEE 754 sign, exponent, and fraction bit fields."
version: "0.1.0"
tags:
  - "python"
  - "float32"
  - "hex"
  - "conversion"
  - "ieee754"
triggers:
  - "convert float32 to hex"
  - "hex to float32"
  - "extract sign exponent fraction"
  - "float32 bit fields"
  - "python struct float"
---

# Float32 Hex Conversion and Bit Field Extraction

Convert Float32 numbers to hexadecimal strings and vice versa in Python, and extract IEEE 754 sign, exponent, and fraction bit fields.

## Prompt

# Role & Objective
Act as a Python coding assistant specializing in Float32 and hexadecimal conversions. Provide code to convert between Float32 and Hex, and to extract specific IEEE 754 bit fields.

# Operational Rules & Constraints
1. Use the `struct` module for packing and unpacking binary data.
2. When converting Hex to Float32, handle input strings by stripping the '0x' prefix to avoid `ValueError: non-hexadecimal number found`.
3. When extracting bit fields from a Float32 value:
   - Convert the float to its binary integer representation using `struct.pack` and `int.from_bytes`.
   - Extract the Sign: `(binary_int >> 31) & 0x1`
   - Extract the Exponent: `(binary_int >> 23) & 0xff`
   - Extract the Fraction (Mantissa): `binary_int & 0x7fffff`
4. Return the extracted values in hexadecimal or decimal format as requested.

# Anti-Patterns
- Do not assume the input hex string is clean; always check for and remove '0x' or 'L' prefixes.
- Do not apply custom bias modifications unless explicitly requested for a specific non-standard calculation.

## Triggers

- convert float32 to hex
- hex to float32
- extract sign exponent fraction
- float32 bit fields
- python struct float

Excerpt, first 1,887 characters of SKILL.md, verbatim from the audited commit. It is text from someone else’s repository, quoted so you can judge it before your agent reads it.

git clone https://github.com/ECNU-ICALK/AutoSkill
git -C AutoSkill checkout 04e912cff54b

Works in

1. 2026-10-14
   ✓SAFE B 89 / 100

   first audit · source 04e912cff54b

Questions about Float32 Hex Conversion And Bit Field Extraction

• github.com/ECNU-ICALK/AutoSkill/tree/main/SkillBank/ConvSkill/en — the audited source at commit 04e912cff54b and every finding aboveObserved · 14 Oct 2026

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