I am using this much-shared code to try and upload a file to Sharepoint using Shareplum, into the Shared Documents folder. import requests from shareplum import Office365 # Set Login Info username = 'my.email@address.com' password = 'myverifiedapppassword' site_name = 'mysite' base_path = 'https://xxxxxxxx.sharepoint.com' doc_library = 'Shared%20Documents' file_name = "hellotest.txt" #when your file in the same directory # Obtain auth cookie authcookie = Office365(base_path, username=username, password=password).GetCookies() session = requests.Session() session.cookies = authcookie session.headers.update({'user-agent': 'python_bite/v1'}) session.headers.update({'accept': 'application/json;odata=verbose'}) session.headers.update({'X-RequestDigest': 'FormDigestValue'}) response = session.post(url=base_path + "/sites/" + site_name + "/_api/web/GetFolderByServerRelativeUrl('" + doc_library + "')/Files/add(url='a.txt',overwrite=true)", data="") session.headers.update({'X-RequestDigest': response.headers['X-RequestDigest']}) # Upload file with open(file_name, 'rb') as file_input: try: response = session.post( url=base_path + "/sites/" + site_name + f"/_api/web/GetFolderByServerRelativeUrl('" + doc_library + "')/Files/add(url='" + file_name + "',overwrite=true)", data=file_input) print("response: ", response.status_code) #it returns 200 if response.status_code == '200': print("File uploaded successfully") except Exception as err: print("Something went wrong: " + str(err)) print('File Uploaded Successfully') The problem is occuring wheen running the code....i am always getting a traceback and a keyerror as follows: Traceback (most recent call last): File "S:\upload.py", line 22, in session.headers.update({'X-RequestDigest': response.headers['X-RequestDigest']}) File "C:\Python39\lib\site-packages\requests\structures.py", line 54, in getitem return self._store[key.lower()][1] KeyError: 'x-requestdigest' Something to do with x-requestdigest isnt working properly, in line 22, but i cannot figure out what. Any tips would be greatly appreciated!!! thanks Continue reading...