Correct MB/GB constants

diff --git a/examples/add_machine.py b/examples/add_machine.py
index 34f7869..c5f9a6c 100755 (executable)
--- a/examples/add_machine.py
+++ b/examples/add_machine.py
@@ -13,8 +13,8 @@ import logging
 from juju import loop
 from juju.model import Model
 
-MB = 1024 * 1024
-GB = MB * 1024
+MB = 1
+GB = 1024
 
 
 async def main():

diff --git a/juju/constraints.py b/juju/constraints.py
index 97529e4..c551883 100644 (file)
--- a/juju/constraints.py
+++ b/juju/constraints.py
@@ -21,6 +21,7 @@ import re
 MEM = re.compile('^[1-9][0-9]*[MGTP]$')
 
 # Multiplication factors to get Megabytes
+# https://github.com/juju/juju/blob/master/constraints/constraints.go#L666
 FACTORS = {
     "M": 1,
     "G": 1024,
@@ -31,6 +32,7 @@ FACTORS = {
 SNAKE1 = re.compile(r'(.)([A-Z][a-z]+)')
 SNAKE2 = re.compile('([a-z0-9])([A-Z])')
 
+
 def parse(constraints):
     """
     Constraints must be expressed as a string containing only spaces