ExcelVBAでPythonファイル実行したい

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Error
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Traceback (most recent call last):

  File "<string>", line 1, in <module>

  File "c:\users\* *\desktop\gdt\GDT.py", line 10

    def GDT():

    ^

IndentationError: unexpected indent



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OK   
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Sub Run_Python()
    RunPython ("import GDT;GDT.GDT()")
End Sub

#!/usr/bin/env python
# coding: utf-8

# In[5]:


import pyaudio
import wave
import time
 def GDT():

DEVICE_INDEX = 0
CHUNK = 1024
FORMAT = pyaudio.paInt16 # 16bit
CHANNELS = 1             # monaural
RATE = 48000             # sampling frequency [Hz]

time = 3 # record time [s]       
output_path = "./sample.wav"

p = pyaudio.PyAudio()

stream = p.open(format=FORMAT,
                channels=CHANNELS,
                rate=RATE,
                input=True,
                input_device_index = DEVICE_INDEX,
                frames_per_buffer=CHUNK)

print("recording ...")

frames = []

for i in range(0, int(RATE / CHUNK * time)):
    data = stream.read(CHUNK)
    frames.append(data)

print("done.")

stream.stop_stream()
stream.close()
p.terminate()

wf = wave.open(output_path, 'wb')
wf.setnchannels(CHANNELS)
wf.setsampwidth(p.get_sample_size(FORMAT))
wf.setframerate(RATE)
wf.writeframes(b''.join(frames))
wf.close()


# In[6]:


import speech_recognition as sr

r = sr.Recognizer()

with sr.AudioFile("sample.wav") as source:
    audio = r.record(source)

text = r.recognize_google(audio, language='ja-JP')

print(text)


# In[ ]: