Генерация случайной строки

lab3/programm/main.py

@@ -34,8 +34,6 @@ print(f"Analyzing input '{input_string}':")
 parse_result = grammar.analyze(input_string)
 print(f"Applied rules: {parse_result}")
 
-rule_details = {num: rule for rule, num in grammar.rule_numbers.items()}
-
 with open("analysis_result.txt", "w", encoding="utf-8") as f:
     f.write(f"Input: {input_string}\n")
     f.write("Applied rules: ")
@@ -43,19 +41,33 @@ with open("analysis_result.txt", "w", encoding="utf-8") as f:
     f.write("\n\n")
     f.write("Derivation steps:\n")
 
-    current = grammar.start_symbol
-    f.write(f"{current}\n")
-
-    for rule_num in parse_result:
-        non_terminal, replacement = rule_details[rule_num]
-
-        words = current.split()
-        for i, word in enumerate(words):
-            if word == non_terminal:
-                words[i : i + 1] = replacement
-                break
-
-        current = " ".join(words)
-        f.write(f"{current}\n")
+    derivation_steps = grammar.generate_derivation_steps(parse_result)
+    for step in derivation_steps:
+        f.write(f"{step}\n")
 
 print("Результат анализа сохранен в analysis_result.txt")
+
+# Тестирование функции генерации строк
+print("\nГенерация строк по грамматике:")
+for i in range(5):
+    terminals, rules = grammar.generate()
+    generated_string = " ".join(terminals)
+    print(f"Сгенерированная строка {i+1}: {generated_string}")
+    print(f"Применённые правила: {rules}")
+
+# Запись одной сгенерированной строки в файл
+with open("generation_result.txt", "w", encoding="utf-8") as f:
+    terminals, rules = grammar.generate()
+    generated_string = " ".join(terminals)
+
+    f.write(f"Generated string: {generated_string}\n")
+    f.write("Applied rules: ")
+    f.write(str(rules))
+    f.write("\n\n")
+    f.write("Derivation steps:\n")
+
+    derivation_steps = grammar.generate_derivation_steps(rules)
+    for step in derivation_steps:
+        f.write(f"{step}\n")
+
+print("Результат генерации сохранен в generation_result.txt")