PHP code to add WordPress posts in bulk programmatically

Following code will be used for adding multiple entries to 

<?php


// This is needed to use WP functions. 
require_once('../wp-load.php');

//echo "%%%%". preg_replace("/:/", " ", "21-Dec-2010:10:37:27", 1);

// Category tables are 
// wp_terms here term_id will present category_id, 
// wp_term_relationship show relationships with posts. 
// wp_term_taxonomy-for total post count
// 4= oracle, 10-sqlscripts 

// Read file and disect in different field.
$fh= fopen('UNIX.txt','r');
$lineno = 0;
while ($line = fgets($fh)) 
{

if ( strstr($line, "#################") ) {
//////////////////////// First line of post
      echo "POST#" . "<br>";
      echo "- - - - - - - - - - - - - - - - -  - - - - -  -- - -  - --  - - " ."<br>";
   
      if ($lineno != 0) 
      {
          $new_post = array(
                         'post_title' => $v_title,
                         'post_content' => $v_content,
                         'post_status' => 'publish',
                         'post_date'  => date("Y-m-d h:i:sa", strtotime($v_timeStamp)),
                         'post_category' => array(16,7)
                        );
        $post_id = wp_insert_post( $new_post );
    
        if( $post_id ){
         echo "Post inserted successfully with the post ID of ".$post_id;
        } else {
         echo "Error, post not inserted";
        }
      }

      $lineno = 0;
     // echo "v_content=" . $v_content;
      $v_content="";
  } 
  else   {
//     echo "line number=" . $lineno . "<br>";
         if (strstr($line, "Date >>-->") )
         {
// Extracting time stamp 
             $v_timeStamp= substr($line, 11);
             $v_timeStamp = preg_replace('/:/', ' ', $v_timeStamp, 1);
             echo "v_timestamp = ". $v_timeStamp;
         }
         elseif (strstr($line, "Title >>-->" ) )
         {
// Extract Title
             $v_title= substr($line, 12);
             echo "v_title = ". $v_title;
         }
        else 
        {
// Populate contents by appending them 
            $v_content .=  $line . "<br>";       
        }
      $lineno = $lineno + 1;
  }
}


fclose($fh);



?>