Cleans up formatting and adds requirements.txt file.

- requirements.txt file just contains '.' indicating to use setup.py
- whitespace cleanup

Copybara generated commit for Python Fire.

PiperOrigin-RevId: 149431484
Change-Id: I6fb5413ba2c9d5eed654d6710f8cc756180e90dc
Reviewed-on: https://team-review.git.corp.google.com/63905
Reviewed-by: David Bieber <[email protected]>

Author: dbieber

fire/completion_test.py

@@ -16,8 +16,6 @@
 from __future__ import division
 from __future__ import print_function
 
-
-
 from fire import completion
 from fire import test_components as tc
 

fire/core.py

@@ -167,7 +167,6 @@ def _PrintResult(component_trace, verbose=False):
   # and move serialization to it's own module.
   result = component_trace.GetResult()
 
-
   if isinstance(result, (list, set, types.GeneratorType)):
     for i in result:
       print(_OneLineResult(i))
@@ -195,7 +194,7 @@ def _DictAsString(result, verbose=False):
   """
   if not result:
     return '{}'
-  
+
   longest_key = max(
       len(str(key)) for key in result.keys()
       if _ComponentVisible(key, verbose)

fire/test_components.py

@@ -75,6 +75,7 @@ def sum(self, alpha=0, beta=0):
   def identity(self, alpha, beta='0'):
     return alpha, beta
 
+
 class Annotations(object):
 
   def double(self, count=0):

requirements.txt

@@ -0,0 +1 @@
+.