(CkPython) Get a List of Message IDs in GMail User's Mailbox

Demonstrates how to get a list of message IDs in a GMail mailbox. The "userId" can be either the user's email address or the special value "me" to indicate the authenticated user.

For more information, see https://developers.google.com/gmail/api/v1/reference/users/messages/list

Chilkat Python Downloads install with pip pip3 install chilkat or download... Python Module for Windows, MacOS, Linux, Alpine Linux, Solaris

import sys
import chilkat

# This example requires the Chilkat API to have been previously unlocked.
# See Global Unlock Sample for sample code.

http = chilkat.CkHttp()

http.put_AuthToken("ACCESS_TOKEN")

http.put_Accept("application/json")

# resp is a CkHttpResponse
resp = http.QuickRequest("GET","https://www.googleapis.com/gmail/v1/users/userId/messages")
if (http.get_LastMethodSuccess() != True):
    print(http.lastErrorText())
    sys.exit()

print("Response Status Code: " + str(resp.get_StatusCode()))

jsonResponse = chilkat.CkJsonObject()
jsonResponse.Load(resp.bodyStr())
jsonResponse.put_EmitCompact(False)
print(jsonResponse.emit())

if (resp.get_StatusCode() != 200):
    print("Failed.")

    sys.exit()

# {
#   "messages": [
#     users.messages Resource
#   ],
#   "nextPageToken": string,
#   "resultSizeEstimate": unsigned integer
# }

resultSizeEstimate = jsonResponse.IntOf("resultSizeEstimate")
i = 0
count_i = jsonResponse.SizeOfArray("messages")
while i < count_i :
    jsonResponse.put_I(i)
    id = jsonResponse.stringOf("messages[i].id")
    threadId = jsonResponse.stringOf("messages[i].threadId")
    i = i + 1