Python GMail: Search for Messages with Subject Containing a Word

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Return messages matching the specified query. See https://support.google.com/mail/answer/7190?hl=en for additional information about search operators. This example searches for all emails having the whole word "ADVChina" in the subject.

Documentation: https://support.google.com/mail/answer/7190?hl=en

CURL Command

curl -X GET https://www.googleapis.com/gmail/v1/users/me/messages?q=subject:ADVChina \
    --header "Authorization: Bearer GMAIL_TOKEN"

Python Example

import sys
import chilkat

rest = chilkat.CkRest()

#  URL: https://www.googleapis.com/gmail/v1/users/me/messages?q=subject:ADVChina
bTls = True
port = 443
bAutoReconnect = True
success = rest.Connect("www.googleapis.com",port,bTls,bAutoReconnect)
if (success != True):
    print("ConnectFailReason: " + str(rest.get_ConnectFailReason()))
    print(rest.lastErrorText())
    sys.exit()

rest.AddHeader("Authorization","Bearer GMAIL_TOKEN")

sbResponseBody = chilkat.CkStringBuilder()
success = rest.FullRequestNoBodySb("GET","/gmail/v1/users/me/messages?q=subject:ADVChina",sbResponseBody)
if (success != True):
    print(rest.lastErrorText())
    sys.exit()

respStatusCode = rest.get_ResponseStatusCode()
if (respStatusCode >= 400):
    print("Response Status Code = " + str(respStatusCode))
    print("Response Header:")
    print(rest.responseHeader())
    print("Response Body:")
    print(sbResponseBody.getAsString())
    sys.exit()

jsonResponse = chilkat.CkJsonObject()
jsonResponse.LoadSb(sbResponseBody)

#  See the Online Tool for Generating JSON Parse Code

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

Sample JSON Response Body

{
  "messages": [
    {
      "id": "166e50fed0b9b0cb",
      "threadId": "166e50fed0b9b0cb"
    },
    {
      "id": "166c12e5fee013fe",
      "threadId": "166c12e5fee013fe"
    },
    {
      "id": "1669cc9a926bb8c1",
      "threadId": "1669cc9a926bb8c1"
    },
    {
      "id": "16678c485e7f0a0c",
      "threadId": "16678c485e7f0a0c"
    }
  ],
  "resultSizeEstimate": 4
}