Sample code for 30+ languages & platforms
Chilkat2-Python

SharePoint -- Deny Approval

Denies approval for a file that was submitted for content approval.

Only documents in lists that are enabled for content approval can be denied.

Chilkat Chilkat2-Python Downloads

Chilkat2-Python
import sys
import chilkat2

success = False

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

http = chilkat2.Http()

# If SharePoint Windows classic authentication is used, then set the 
# Login, Password, LoginDomain, and NtlmAuth properties.
http.Login = "SHAREPOINT_USERNAME"
http.Password = "SHAREPOINT_PASSWORD"
http.LoginDomain = "SHAREPOINT_NTLM_DOMAIN"
http.NtlmAuth = True

# The more common case is to use SharePoint Online authentication (via the SPOIDCRL cookie).
# If so, do not set Login, Password, LoginDomain, and NtlmAuth, and instead
# establish the cookie as shown at SharePoint Online Authentication

# Indicate that we want a JSON reply
http.Accept = "application/json;odata=verbose"

# Only persons who have Full Control or Design permissions can approve or reject
# items or files in a list or library that requires approval. Other site users
# can only view what they have permission to view or what they have uploaded
# themselves.
# 
# Important:  Approval or rejection of items or files in lists or libraries must
# be done one at a time. You cannot approve or reject multiple items or files in
# one operation.
# 

req = chilkat2.HttpRequest()
req.HttpVerb = "POST"
req.Path = "/_api/web/GetFileByServerRelativeUrl('/ChilkatDocLibrary/sample.docx')/deny(comment='Check-in comment for the denial of approval.')"

# We need to add a form digest value in the X-RequestDigest header field.
# See this example for details on
# how to get (and cache) a form digest value
req.AddHeader("X-RequestDigest","SHAREPOINT_FORM_DIGEST")

# Send the request to deny the pending document approval.
bUseTls = True
resp = chilkat2.HttpResponse()
success = http.HttpSReq("SHAREPOINT_HTTPS_DOMAIN",443,bUseTls,req,resp)
if (success == False):
    print(http.LastErrorText)
    sys.exit()

# A successful update will return a 200 status code with an empty body.
# A non-successful update will return a JSON response body..
if (resp.StatusCode != 200):
    print("Response status code = " + str(resp.StatusCode))
    json = chilkat2.JsonObject()
    json.Load(resp.BodyStr)
    json.EmitCompact = False
    print(json.Emit())
    print("Failed")
    sys.exit()

print("Success.")