audio_recorder.py

import threading
import tkinter as tk
import wave

import pyaudio


class App:
    chunk = 1024
    sample_format = pyaudio.paInt16
    channels = 2
    fs = 44100

    frames = []

    def __init__(self, master):
        self.isrecording = False
        self.button1 = tk.Button(
            main, text="Start", width=6, command=self.startrecording
        )
        self.button2 = tk.Button(main, text="Stop", width=6, command=self.stoprecording)
        self.button1.pack()
        self.button2.pack()

    def startrecording(self):
        self.p = pyaudio.PyAudio()
        self.stream = self.p.open(
            format=self.sample_format,
            channels=self.channels,
            rate=self.fs,
            frames_per_buffer=self.chunk,
            input=True,
        )
        self.isrecording = True
        self.button1["state"] = "disable"
        print("Recording")
        t = threading.Thread(target=self.record)
        t.start()

    def stoprecording(self):
        self.isrecording = False
        print("Recording Completed")
        self.filename = input("Name the file?")
        self.filename = self.filename + ".wav"
        wf = wave.open(self.filename, "wb")
        wf.setnchannels(self.channels)
        wf.setsampwidth(self.p.get_sample_size(self.sample_format))
        wf.setframerate(self.fs)
        wf.writeframes(b"".join(self.frames))
        wf.close()
        main.destroy()

    def record(self):
        while self.isrecording:
            data = self.stream.read(self.chunk)
            self.frames.append(data)


main = tk.Tk()
main.title("Audio Recorder")
main.minsize(width=250, height=70)

app = App(main)
main.mainloop()