Refactor file path concatenation

Signed-off-by: Prasanna <iprasannamb@gmail.com>

Author: iprasannamb

concoredocker.py

@@ -24,7 +24,7 @@ def safe_literal_eval(filename, defaultValue):
 
 #9/21/22
 try:
-    sparams = open(inpath+"1/concore.params").read()
+    sparams = open(os.path.join(inpath, "1", "concore.params")).read()
     if sparams[0] == '"':  #windows keeps "" need to remove
         sparams = sparams[1:]
         sparams = sparams[0:sparams.find('"')]
@@ -62,7 +62,7 @@ def read(port, name, initstr):
     global s, simtime, retrycount
     max_retries=5
     time.sleep(delay)
-    file_path = os.path.join(inpath+str(port), name)
+    file_path = os.path.join(inpath, str(port), name)
 
     try:
         with open(file_path, "r") as infile:
@@ -101,7 +101,7 @@ def read(port, name, initstr):
 
 def write(port, name, val, delta=0):
     global simtime
-    file_path = os.path.join(outpath+str(port), name)
+    file_path = os.path.join(outpath, str(port), name)
 
     if isinstance(val, str):
         time.sleep(2 * delay)