Remove get_segment_info and passing segment_info through globals

powerline/__init__.py

@@ -57,7 +57,6 @@ class Powerline(object):
 		theme_kwargs = {
 			'ext': ext,
 			'common_config': common_config,
-			'segment_info': self.get_segment_info(),
 			'run_once': run_once,
 			}
 		local_themes = self.get_local_themes(ext_config.get('local_themes'))
@@ -143,14 +142,3 @@ class Powerline(object):
 			``__init__`` arguments, refer to its documentation.
 		'''
 		return None
-
-	@staticmethod
-	def get_segment_info():
-		'''Get information for segments that require ``segment_info`` argument. 
-		To be overridden in subclasses.
-
-		:return:
-			anything accepted by segments as ``segment_info`` argument. Depends 
-			on the segments used, refer to Powerline subclass documentation.
-		'''
-		return None

powerline/renderer.py

@@ -61,10 +61,7 @@ class Renderer(object):
 		reached.
 		'''
 		theme = self.get_theme(matcher_info)
-		segments = theme.get_segments(side)
-
-		if segment_info:
-			theme.segment_info.update(segment_info)
+		segments = theme.get_segments(side, segment_info)
 
 		# Handle excluded/included segments for the current mode
 		segments = [self.get_highlighting(segment, mode) for segment in segments

powerline/theme.py

@@ -24,7 +24,7 @@ def requires_segment_info(func):
 
 
 class Theme(object):
-	def __init__(self, ext, theme_config, common_config, top_theme_config=None, segment_info=None, run_once=False):
+	def __init__(self, ext, theme_config, common_config, top_theme_config=None, run_once=False):
 		self.dividers = theme_config.get('dividers', common_config['dividers'])
 		self.spaces = theme_config.get('spaces', common_config['spaces'])
 		self.segments = {
@@ -35,7 +35,6 @@ class Theme(object):
 			'contents': None,
 			'highlight': {'fg': False, 'bg': False, 'attr': 0}
 			}
-		self.segment_info = segment_info
 		theme_configs = [theme_config]
 		if top_theme_config:
 			theme_configs.append(top_theme_config)
@@ -62,7 +61,7 @@ class Theme(object):
 	def get_spaces(self):
 		return self.spaces
 
-	def get_segments(self, side=None):
+	def get_segments(self, side=None, segment_info=None):
 		'''Return all segments.
 
 		Function segments are called, and all segments get their before/after
@@ -74,7 +73,7 @@ class Theme(object):
 				if segment['type'] == 'function':
 					if (hasattr(segment['contents_func'], 'powerline_requires_segment_info')
 							and segment['contents_func'].powerline_requires_segment_info):
-						contents = segment['contents_func'](segment_info=self.segment_info, **segment['args'])
+						contents = segment['contents_func'](segment_info=segment_info, **segment['args'])
 					else:
 						contents = segment['contents_func'](**segment['args'])
 					if contents is None:

scripts/powerline

@@ -2,6 +2,7 @@
 # -*- coding: utf-8 -*-
 '''Powerline prompt and statusline script.'''
 import sys
+import os
 
 try:
 	from powerline.shell import ShellPowerline, get_argparser
@@ -13,7 +14,7 @@ except ImportError:
 if __name__ == '__main__':
 	args = get_argparser(description=__doc__).parse_args()
 	powerline = ShellPowerline(args, run_once=True)
-	rendered = powerline.renderer.render(width=args.width, side=args.side)
+	rendered = powerline.renderer.render(width=args.width, side=args.side, segment_info=args)
 	try:
 		sys.stdout.write(rendered)
 	except UnicodeEncodeError:

tests/test_configuration.py

@@ -76,18 +76,20 @@ class TestConfig(TestCase):
 
 	def test_zsh(self):
 		from powerline.shell import ShellPowerline
-		powerline = ShellPowerline(Args(last_pipe_status=[1, 0], ext=['shell'], renderer_module='zsh_prompt'), run_once=False)
-		powerline.renderer.render()
-		powerline = ShellPowerline(Args(last_pipe_status=[1, 0], ext=['shell'], renderer_module='zsh_prompt'), run_once=False)
-		powerline.renderer.render()
+		args = Args(last_pipe_status=[1, 0], ext=['shell'], renderer_module='zsh_prompt')
+		powerline = ShellPowerline(args, run_once=False)
+		powerline.renderer.render(segment_info=args)
+		powerline = ShellPowerline(args, run_once=False)
+		powerline.renderer.render(segment_info=args)
 		shutdown(powerline)
 
 	def test_bash(self):
 		from powerline.shell import ShellPowerline
-		powerline = ShellPowerline(Args(last_exit_code=1, ext=['shell'], renderer_module='bash_prompt', config=[('ext', {'shell': {'theme': 'default_leftonly'}})]), run_once=False)
-		powerline.renderer.render()
-		powerline = ShellPowerline(Args(last_exit_code=1, ext=['shell'], renderer_module='bash_prompt', config=[('ext', {'shell': {'theme': 'default_leftonly'}})]), run_once=False)
-		powerline.renderer.render()
+		args = Args(last_exit_code=1, ext=['shell'], renderer_module='bash_prompt', config=[('ext', {'shell': {'theme': 'default_leftonly'}})])
+		powerline = ShellPowerline(args, run_once=False)
+		powerline.renderer.render(segment_info=args)
+		powerline = ShellPowerline(args, run_once=False)
+		powerline.renderer.render(segment_info=args)
 		shutdown(powerline)
 
 	def test_ipython(self):