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我們嘗試將通過Raspberry Pi上的串行連接接收的傳感器數據上傳到谷歌電子表格。我們發現了各種關於OAuth2認證的不同教程，以從python腳本訪問谷歌電子表格。 但是，我們無法通過一條錯誤消息告訴我們，我們在驗證中存在關鍵錯誤。Python：使用OAuth2編輯在Raspberry Pi上運行的谷歌電子表格
這是我們的時刻碼：（這是一個空的測試谷歌帳戶）
#! /usr/bin/python
import sys
import serial
import json
import gspread
import time
import datetime
import oauth2client.client
JSON_FILENAME = 'prox-a4c5a90245f4.json'
GSHEET_NAME = 'prox_logging_demo'
def proximity():
ser = serial.Serial("/dev/ttyAMA0", 9600, timeout=1)
response = ser.read()
return response
prox = proximity()
json_key = json.load(open(JSON_FILENAME))
creds = oauth2client.client.SignedJwtAssertionCredentials(json_key['prox- [email protected]'], json_key['MIIEvAIBADANBgkqhkiG9w0BAQEFAASCBKYwggSiAgEAAoIBAQCGmg31XacimqCk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\nAMyhyNc83sjNoL5PJByh CQ'], ['https://spreadsheets.google.com/feeds'])
client_inst = gspread.authorize(creds)
gsheet = client_inst.open(GSHEET_NAME).sheet1
curr_time = datetime.datetime.now()
print "Writing new row to %s: %s - %3.lf" % (GSHEET_NAME,curr_time, prox)
gsheet.append_row((curr_time, prox))
這是錯誤消息：
Traceback (most recent call last):
File "Spreadsheet1.py", line 22, in <module>
creds = oauth2client.client.SignedJwtAssertionCredentials(json_key['[email protected]'], json_key['MIIEvAIBADANBgkqhkiG9w0BAQEFAASCBKYwggSiAgEAAoIBAQCGmg31XacimqCk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\nAMyhyNc83sjNoL5PJByh CQ'], ['https://spreadsheets.google.com/feeds'])
KeyError: '[email protected]'
任何幫助是極大的讚賞。