A Python-GUI interface for the HAM Operator Test.
This commit is contained in:
Justin Oros
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#!/usr/bin/python3
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# Description: A Python-GUI interface for the HAM Operator Test.
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# Usage: python3 ham-test-cli.py
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# Author: Justin Oros
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# Source: https://github.com/JustinOros
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import json
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import os
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import random
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import requests
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import logging
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from datetime import datetime
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import tkinter as tk
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from tkinter import messagebox
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# --- Setup logging ---
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logging.basicConfig(level=logging.WARNING, format='[%(levelname)s] %(message)s')
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# --- URLs and Local file paths ---
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URLS = {
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"Technician": "https://raw.githubusercontent.com/russolsen/ham_radio_question_pool/master/technician-2022-2026/technician.json",
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"General": "https://raw.githubusercontent.com/russolsen/ham_radio_question_pool/master/general-2023-2027/general.json",
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"Extra": "https://raw.githubusercontent.com/russolsen/ham_radio_question_pool/master/extra-2024-2028/extra.json"
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}
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LOCAL_FILES = {
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"Technician": "technician.json",
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"General": "general.json",
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"Extra": "extra.json"
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}
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# --- Helper functions to sync question files ---
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def get_remote_last_modified(url):
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try:
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r = requests.head(url, timeout=10)
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if r.status_code == 200 and 'Last-Modified' in r.headers:
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lm = r.headers['Last-Modified']
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dt = datetime.strptime(lm, '%a, %d %b %Y %H:%M:%S %Z')
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return dt.timestamp()
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except Exception as e:
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logging.warning(f"Could not get Last-Modified for {url}: {e}")
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return None
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def download_file(url, local_path):
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print(f"Downloading latest questions from {url} ...")
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r = requests.get(url, timeout=20)
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r.raise_for_status()
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with open(local_path, "w", encoding='utf-8') as f:
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f.write(r.text)
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print(f"Saved to {local_path}")
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def is_local_file_up_to_date(local_path, remote_timestamp):
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if not os.path.exists(local_path):
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return False
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local_mtime = os.path.getmtime(local_path)
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return local_mtime >= remote_timestamp
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def sync_files():
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for test_name, url in URLS.items():
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local_path = LOCAL_FILES[test_name]
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remote_ts = get_remote_last_modified(url)
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if remote_ts is None:
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if not os.path.exists(local_path):
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print(f"No local file for {test_name} and unable to get remote timestamp. Downloading anyway.")
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download_file(url, local_path)
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else:
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print(f"Skipping update for {test_name} (no remote timestamp).")
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else:
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if not is_local_file_up_to_date(local_path, remote_ts):
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print(f"{local_path} is outdated, updating it.")
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download_file(url, local_path)
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else:
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print(f"{local_path} is up to date.")
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def load_questions(test_name):
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local_path = LOCAL_FILES[test_name]
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if not os.path.exists(local_path):
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print(f"Error: Local file {local_path} not found.")
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return []
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with open(local_path, "r", encoding='utf-8') as f:
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return json.load(f)
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# --- GUI Classes ---
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class QuizGUI:
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def __init__(self, master, questions):
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self.master = master
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self.master.title("HAM Radio Quiz")
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self.questions = questions
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random.shuffle(self.questions)
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self.score = 0
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self.total = 0
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self.current_index = -1
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self.correct_answer = None
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self.next_pending = False
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self.correct_answer_text = ""
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self.feedback_label = tk.Label(master, text="", font=("Arial", 14), wraplength=800, justify="left")
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self.feedback_label.pack(pady=5)
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self.question_label = tk.Label(master, text="", wraplength=600, justify="left", font=("Arial", 12))
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self.question_label.pack(padx=10, pady=10)
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self.selected_answer = tk.StringVar()
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self.answers_frame = tk.Frame(master)
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self.answers_frame.pack(pady=5)
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nav_frame = tk.Frame(master)
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nav_frame.pack(pady=10)
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self.next_button = tk.Button(nav_frame, text="Next", command=self.check_answer)
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self.next_button.pack(side=tk.LEFT, padx=5)
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self.quit_button = tk.Button(nav_frame, text="Quit", command=self.quit_quiz)
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self.quit_button.pack(side=tk.LEFT, padx=5)
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self.load_next_question()
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def resize_to_fit_text(self, text):
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avg_char_width = 7
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padding = 60
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max_width = 1000
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min_width = 400
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estimated_width = min(max(len(text) * avg_char_width + padding, min_width), max_width)
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self.master.geometry(f"{estimated_width}x400")
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def load_next_question(self):
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self.current_index += 1
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if self.current_index >= len(self.questions):
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pct = (self.score / self.total) * 100 if self.total > 0 else 0
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messagebox.showinfo("Quiz Finished", f"Score: {self.score}/{self.total} ({pct:.2f}%)")
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self.master.destroy()
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return
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self.feedback_label.config(text="")
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self.selected_answer.set(None)
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for widget in self.answers_frame.winfo_children():
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widget.destroy()
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q = self.questions[self.current_index]
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question_text = q.get("question")
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answers = q.get("answers", [])
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correct_index = q.get("correct")
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width = min(max(400, len(question_text) * 7), 800)
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self.master.geometry(f"{width}x400")
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self.question_label.config(text=question_text)
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options = list(enumerate(answers))
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random.shuffle(options)
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self.correct_answer = None
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self.correct_answer_text = ""
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for idx, (orig_index, ans_text) in enumerate(options):
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rb = tk.Radiobutton(
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self.answers_frame,
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text=ans_text,
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variable=self.selected_answer,
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value=ans_text,
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wraplength=width - 50,
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justify="left",
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anchor="w",
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padx=10,
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font=("Arial", 11)
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)
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rb.pack(anchor="w", pady=2)
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if orig_index == correct_index:
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self.correct_answer = ans_text
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self.correct_answer_text = ans_text
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self.next_pending = False
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def check_answer(self):
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if self.next_pending:
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return
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selected = self.selected_answer.get()
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if not selected:
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messagebox.showwarning("No Answer", "Please select an answer before proceeding.")
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return
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self.total += 1
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if selected == self.correct_answer:
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self.score += 1
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self.feedback_label.config(text="Correct!", fg="green")
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delay = 1500 # 1.5 sec
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else:
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feedback_text = f"Incorrect! The correct answer was: {self.correct_answer_text}"
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self.feedback_label.config(text=feedback_text, fg="red")
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self.resize_to_fit_text(feedback_text)
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delay = 3500 # 3.5 sec
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self.next_pending = True
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self.master.after(delay, self.load_next_question)
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def quit_quiz(self):
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pct = (self.score / self.total) * 100 if self.total > 0 else 0
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messagebox.showinfo("Quit Quiz", f"Questions answered: {self.total}\nCorrect: {self.score}\nPercentage: {pct:.2f}%")
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self.master.destroy()
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class TestSelectGUI:
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def __init__(self, master):
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self.master = master
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self.master.title("Select Test")
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self.selected_test = None
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label = tk.Label(master, text="Select the test you want to take:", font=("Arial", 14))
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label.pack(padx=10, pady=10)
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for test_name in URLS.keys():
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btn = tk.Button(master, text=test_name, width=20, command=lambda tn=test_name: self.select_test(tn))
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btn.pack(pady=5)
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def select_test(self, test_name):
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self.selected_test = test_name
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self.master.destroy()
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def main():
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root = tk.Tk()
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select_gui = TestSelectGUI(root)
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root.mainloop()
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test_name = select_gui.selected_test
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if test_name is None:
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print("No test selected. Exiting.")
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return
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print(f"Selected test: {test_name}")
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print("Syncing question files...")
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sync_files()
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questions = load_questions(test_name)
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if not questions:
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print("No questions found.")
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return
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root = tk.Tk()
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app = QuizGUI(root, questions)
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root.mainloop()
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if __name__ == "__main__":
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main()
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