style: Fix PEP8 whitespace issues in Python files

Done with `autopep8 --select=E2,W2`, fixes:

- E201 - Remove extraneous whitespace.
- E202 - Remove extraneous whitespace.
- E203 - Remove extraneous whitespace.
- E211 - Remove extraneous whitespace.
- E221 - Fix extraneous whitespace around keywords.
- E222 - Fix extraneous whitespace around keywords.
- E223 - Fix extraneous whitespace around keywords.
- E224 - Remove extraneous whitespace around operator.
- E225 - Fix missing whitespace around operator.
- E226 - Fix missing whitespace around operator.
- E227 - Fix missing whitespace around operator.
- E228 - Fix missing whitespace around operator.
- E231 - Add missing whitespace.
- E231 - Fix various deprecated code (via lib2to3).
- E241 - Fix extraneous whitespace around keywords.
- E242 - Remove extraneous whitespace around operator.
- E251 - Remove whitespace around parameter '=' sign.
- E261 - Fix spacing after comment hash.
- E262 - Fix spacing after comment hash.
- E265 - Format block comments.
- E271 - Fix extraneous whitespace around keywords.
- E272 - Fix extraneous whitespace around keywords.
- E273 - Fix extraneous whitespace around keywords.
- E274 - Fix extraneous whitespace around keywords.
- W291 - Remove trailing whitespace.
- W293 - Remove trailing whitespace.

tools/scripts/memsort.py

@@ -1,35 +1,35 @@
 
 import sys
 
-arg="memdump.txt"
+arg = "memdump.txt"
 
-if (len(sys.argv)>1):
-    arg=sys.argv[1]
+if (len(sys.argv) > 1):
+    arg = sys.argv[1]
 
-f = open(arg,"rb")
+f = open(arg, "rb")
 
 
-l=f.readline()
+l = f.readline()
 
 
 sum = {}
-cnt={}
+cnt = {}
 
 
-while(l!=""):
+while(l != ""):
 
-    s=l.split("-")
+    s = l.split("-")
     amount = int(s[1])
-    what=s[2]
+    what = s[2]
     if (what in sum):
-        sum[what]+=amount
-        cnt[what]+=1
+        sum[what] += amount
+        cnt[what] += 1
     else:
-        sum[what]=amount
-        cnt[what]=1
+        sum[what] = amount
+        cnt[what] = 1
 
-    l=f.readline()
+    l = f.readline()
 
 
 for x in sum:
-    print(x.strip()+"("+str(cnt[x])+"):\n: "+str(sum[x]))
+    print(x.strip() + "(" + str(cnt[x]) + "):\n: " + str(sum[x]))