move hashf() to util.py

2 files changed, 11 insertions, 9 deletions

diff --git a/pywal/colors.py b/pywal/colors.py
index b0cfbe6..63200c5 100644
--- a/pywal/colors.py
+++ b/pywal/colors.py
@@ -6,7 +6,6 @@ import os
 import random
 import re
 import sys
-import hashlib
 
 from . import theme
 from . import util
@@ -87,19 +86,12 @@ def saturate_colors(colors, amount):
 def cache_fname(img, backend, light, cache_dir, sat=""):
     """Create the cache file name."""
     color_type = "light" if light else "dark"
-    file_hash = hashf(img)
+    file_hash = util.hashf(img)
 
     file_parts = [file_hash, color_type, backend, sat, __cache_version__]
     return [cache_dir, "schemes", "%s_%s_%s_%s_%s.json" % (*file_parts,)]
 
 
-def hashf(fpath):
-    return hashlib.md5(file_bytes(open(fpath, 'rb'))).hexdigest()
-
-def file_bytes(fpath):
-    with fpath:
-        return fpath.read()
-
 def get_backend(backend):
     """Figure out which backend to use."""
     if backend == "random":
diff --git a/pywal/util.py b/pywal/util.py
index 0557cc4..b58f5e4 100644
--- a/pywal/util.py
+++ b/pywal/util.py
@@ -2,6 +2,7 @@
 Misc helper functions.
 """
 import colorsys
+import hashlib
 import json
 import logging
 import os
@@ -178,3 +179,12 @@ def get_pid(name):
         return False
 
     return True
+
+
+def hashf(fpath):
+    return hashlib.md5(file_bytes(open(fpath, 'rb'))).hexdigest()
+
+
+def file_bytes(fpath):
+    with fpath:
+        return fpath.read()