Fix for when the password file did not exist previously

lib/ansible/modules/web_infrastructure/htpasswd.py

@@ -78,6 +78,7 @@ EXAMPLES = """
 
 
 import os
+import tempfile
 from distutils.version import StrictVersion
 
 try:
@@ -199,28 +200,34 @@ def main():
         module.fail_json(msg="This module requires the passlib Python library")
 
     # Check file for blank lines in effort to avoid "need more than 1 value to unpack" error.
-    f = open(path, "r")
     try:
-        lines=f.readlines()
+        f = open(path, "r")
+    except IOError:
+        # No preexisting file to remove blank lines from
+        f = None
+    else:
+        try:
+            lines = f.readlines()
         finally:
-        f.close
+            f.close()
 
         # If the file gets edited, it returns true, so only edit the file if it has blank lines
         strip = False
         for line in lines:
             if not line.strip():
                 strip = True
+                break
 
         if strip:
             # If check mode, create a temporary file
             if check_mode:
                 temp = tempfile.NamedTemporaryFile()
                 path = temp.name
-        f = open(path,"w")
+            f = open(path, "w")
             try:
-            [f.write(line) for line in lines if line.strip() ]
+                [ f.write(line) for line in lines if line.strip() ]
             finally:
-            f.close
+                f.close()
 
     try:
         if state == 'present':