Fix small error in sample code

Author: trusche

README.md

@@ -153,7 +153,7 @@ until schedule_search.empty?
     next
   end
 
-  schedule_search.push(result)
+  schedule_search.push(search_id)
 end
 
 schedule_search.close
@@ -173,7 +173,7 @@ require 'connection_pool'
 
 # create a thread pool of 4 threads with a persistent connection to serpapi.com
 pool = ConnectionPool.new(size: n, timeout: 5) do
-    SerpApi::Client.new(engine: 'google', api_key: ENV['SERPAPI_KEY'], timeout: 30, persistent: true)
+  SerpApi::Client.new(engine: 'google', api_key: ENV['SERPAPI_KEY'], timeout: 30, persistent: true)
 end
 
 # run user thread to search for your favorites coffee type
@@ -205,18 +205,19 @@ benchmark: (demo/demo_thread_pool.rb)
 
 ```ruby
 require 'serpapi'
-
 require 'pp'
 
 client = SerpApi::Client.new(api_key: ENV['SERPAPI_KEY'])
 params = {
   q: 'coffee'
 }
 results = client.search(params)
+
 unless results[:organic_results]
-  puts 'organic results found'
+  puts 'no organic results found'
   exit 1
 end
+
 pp results[:organic_results]
 puts 'done'
 exit 0
@@ -253,7 +254,7 @@ it prints the first 3 locations matching Austin (Texas, Texas, Rochester)
 ]
 ```
 
-NOTE: api_key is not required for this endpoint.
+NOTE: `api_key` is not required for this endpoint.
 
 ### Search Archive API
 

spec/serpapi/client/client_spec.rb

@@ -2,7 +2,7 @@
 
 describe 'set of client test to archieve full code coverage' do
   let(:client) do
-    client = SerpApi::Client.new(engine: 'google', api_key: ENV['SERPAPI_KEY'], timeout: 30)
+    SerpApi::Client.new(engine: 'google', api_key: ENV['SERPAPI_KEY'], timeout: 30)
   end
 
   it 'search for coffee in Austin, TX, returns symbolized Hash' do