More spaces around commas

Author: PeterJCLaw

programming/sr/index.md

@@ -116,7 +116,7 @@ R.wait_start()
 ~~~~~
 
 During the setup phase, the Robot hardware is inaccessible.
-For example,`R.motors` is unavailable since enumerations occurs in the `init` function.
+For example, `R.motors` is unavailable since enumerations occurs in the `init` function.
 In this phase you can configure how the Robot finds and configures hardware.
 
 After the `init` call, all hardware is accessible.

programming/sr/vision/index.md

@@ -55,7 +55,7 @@ The resolution that this image is taken at can be changed using the optional `re
 
 ~~~~~ python
 # Take a photo at 1280 x 1024
-markers = R.see( res=(1280,1024) )
+markers = R.see(res=(1280, 1024))
 ~~~~~
 
 There are currently two kinds of webcam issued with SR kit: the Logitech C500 and C270.

tutorials/python.md

@@ -394,7 +394,7 @@ var = input("Enter a number: ")
 if var == "":
 	print("You didn't enter anything!")
 else:
-	print("You entered",float(var))
+	print("You entered", float(var))
 ~~~~~
 
 Now, extend your program to let the user enter the list of values. Stop asking for new list entries when they do not enter anything at the `input` prompt.