Update Snakefile

Snakefile

@@ -41,7 +41,7 @@ RULES = os.path.join("workflow", "rules")
 #-------------------------------------------------------
 # list of all files in the directory 'input_dir'
 
-filenames = [f for f in glob.glob(config["input_dir"]+"*") if match(r'.*'+config["input_mate"]+config["input_extension"]+'', f)] 
+filenames = [f for f in glob.glob(config["input_dir"]+"/*") if match(r'.*'+config["input_mate"]+config["input_extension"]+'', f)] 
 
 if not filenames :
     raise ValueError("Please provides input fastq files")