gentoo/dev-python/line_profiler/files/line_profiler-1.0-ipython-5.0-compatibility.patch
Marius Brehler f03bc7da70
dev-python/line_profiler: Bump to 1.0-r1 (including patches); Bump to EAPI=6
Package-Manager: portage-2.2.28
Closes: https://github.com/gentoo/gentoo/pull/2136

Signed-off-by: David Seifert <soap@gentoo.org>
2016-08-25 11:03:39 +02:00

300 lines
11 KiB
Diff

https://github.com/rkern/line_profiler/pull/65
From 677a43104dd537b515c06eaeffa77f8dcfa5a76e Mon Sep 17 00:00:00 2001
From: Brett Olsen <brett.olsen@invitae.com>
Date: Tue, 12 Jul 2016 10:18:28 -0700
Subject: [PATCH 1] Update for compatibility with IPython 5.0
Also tested with IPython 4.1.1. Replaces the depreciated ip.define_magic() method with ip.register_magics() and some modifications to handle the different API required.
---
line_profiler.py | 245 ++++++++++++++++++++++++++++---------------------------
1 file changed, 125 insertions(+), 120 deletions(-)
diff --git a/line_profiler.py b/line_profiler.py
index aac01c8..7645997 100755
--- a/line_profiler.py
+++ b/line_profiler.py
@@ -17,6 +17,8 @@
import os
import sys
+from IPython.core.magic import (Magics, magics_class, line_magic)
+
from _line_profiler import LineProfiler as CLineProfiler
# Python 2/3 compatibility utils
@@ -226,150 +228,153 @@ def show_text(stats, unit, stream=None, stripzeros=False):
for (fn, lineno, name), timings in sorted(stats.items()):
show_func(fn, lineno, name, stats[fn, lineno, name], unit, stream=stream, stripzeros=stripzeros)
-# A %lprun magic for IPython.
-def magic_lprun(self, parameter_s=''):
- """ Execute a statement under the line-by-line profiler from the
- line_profiler module.
+@magics_class
+class LineProfilerMagics(Magics):
- Usage:
- %lprun -f func1 -f func2 <statement>
+ @line_magic
+ def lprun(self, parameter_s=''):
+ """ Execute a statement under the line-by-line profiler from the
+ line_profiler module.
- The given statement (which doesn't require quote marks) is run via the
- LineProfiler. Profiling is enabled for the functions specified by the -f
- options. The statistics will be shown side-by-side with the code through the
- pager once the statement has completed.
+ Usage:
+ %lprun -f func1 -f func2 <statement>
- Options:
+ The given statement (which doesn't require quote marks) is run via the
+ LineProfiler. Profiling is enabled for the functions specified by the -f
+ options. The statistics will be shown side-by-side with the code through the
+ pager once the statement has completed.
- -f <function>: LineProfiler only profiles functions and methods it is told
- to profile. This option tells the profiler about these functions. Multiple
- -f options may be used. The argument may be any expression that gives
- a Python function or method object. However, one must be careful to avoid
- spaces that may confuse the option parser. Additionally, functions defined
- in the interpreter at the In[] prompt or via %run currently cannot be
- displayed. Write these functions out to a separate file and import them.
+ Options:
- -m <module>: Get all the functions/methods in a module
+ -f <function>: LineProfiler only profiles functions and methods it is told
+ to profile. This option tells the profiler about these functions. Multiple
+ -f options may be used. The argument may be any expression that gives
+ a Python function or method object. However, one must be careful to avoid
+ spaces that may confuse the option parser. Additionally, functions defined
+ in the interpreter at the In[] prompt or via %run currently cannot be
+ displayed. Write these functions out to a separate file and import them.
- One or more -f or -m options are required to get any useful results.
+ -m <module>: Get all the functions/methods in a module
- -D <filename>: dump the raw statistics out to a pickle file on disk. The
- usual extension for this is ".lprof". These statistics may be viewed later
- by running line_profiler.py as a script.
+ One or more -f or -m options are required to get any useful results.
- -T <filename>: dump the text-formatted statistics with the code side-by-side
- out to a text file.
+ -D <filename>: dump the raw statistics out to a pickle file on disk. The
+ usual extension for this is ".lprof". These statistics may be viewed later
+ by running line_profiler.py as a script.
- -r: return the LineProfiler object after it has completed profiling.
+ -T <filename>: dump the text-formatted statistics with the code side-by-side
+ out to a text file.
- -s: strip out all entries from the print-out that have zeros.
- """
- # Local imports to avoid hard dependency.
- from distutils.version import LooseVersion
- import IPython
- ipython_version = LooseVersion(IPython.__version__)
- if ipython_version < '0.11':
- from IPython.genutils import page
- from IPython.ipstruct import Struct
- from IPython.ipapi import UsageError
- else:
- from IPython.core.page import page
- from IPython.utils.ipstruct import Struct
- from IPython.core.error import UsageError
-
- # Escape quote markers.
- opts_def = Struct(D=[''], T=[''], f=[], m=[])
- parameter_s = parameter_s.replace('"', r'\"').replace("'", r"\'")
- opts, arg_str = self.parse_options(parameter_s, 'rsf:m:D:T:', list_all=True)
- opts.merge(opts_def)
-
- global_ns = self.shell.user_global_ns
- local_ns = self.shell.user_ns
-
- # Get the requested functions.
- funcs = []
- for name in opts.f:
- try:
- funcs.append(eval(name, global_ns, local_ns))
- except Exception as e:
- raise UsageError('Could not find function %r.\n%s: %s' % (name,
- e.__class__.__name__, e))
+ -r: return the LineProfiler object after it has completed profiling.
- profile = LineProfiler(*funcs)
+ -s: strip out all entries from the print-out that have zeros.
+ """
+ # Local imports to avoid hard dependency.
+ from distutils.version import LooseVersion
+ import IPython
+ ipython_version = LooseVersion(IPython.__version__)
+ if ipython_version < '0.11':
+ from IPython.genutils import page
+ from IPython.ipstruct import Struct
+ from IPython.ipapi import UsageError
+ else:
+ from IPython.core.page import page
+ from IPython.utils.ipstruct import Struct
+ from IPython.core.error import UsageError
+
+ # Escape quote markers.
+ opts_def = Struct(D=[''], T=[''], f=[], m=[])
+ parameter_s = parameter_s.replace('"', r'\"').replace("'", r"\'")
+ opts, arg_str = self.parse_options(parameter_s, 'rsf:m:D:T:', list_all=True)
+ opts.merge(opts_def)
+
+ global_ns = self.shell.user_global_ns
+ local_ns = self.shell.user_ns
+
+ # Get the requested functions.
+ funcs = []
+ for name in opts.f:
+ try:
+ funcs.append(eval(name, global_ns, local_ns))
+ except Exception as e:
+ raise UsageError('Could not find function %r.\n%s: %s' % (name,
+ e.__class__.__name__, e))
- # Get the modules, too
- for modname in opts.m:
- try:
- mod = __import__(modname, fromlist=[''])
- profile.add_module(mod)
- except Exception as e:
- raise UsageError('Could not find module %r.\n%s: %s' % (modname,
- e.__class__.__name__, e))
-
- # Add the profiler to the builtins for @profile.
- if PY3:
- import builtins
- else:
- import __builtin__ as builtins
+ profile = LineProfiler(*funcs)
- if 'profile' in builtins.__dict__:
- had_profile = True
- old_profile = builtins.__dict__['profile']
- else:
- had_profile = False
- old_profile = None
- builtins.__dict__['profile'] = profile
+ # Get the modules, too
+ for modname in opts.m:
+ try:
+ mod = __import__(modname, fromlist=[''])
+ profile.add_module(mod)
+ except Exception as e:
+ raise UsageError('Could not find module %r.\n%s: %s' % (modname,
+ e.__class__.__name__, e))
+
+ # Add the profiler to the builtins for @profile.
+ if PY3:
+ import builtins
+ else:
+ import __builtin__ as builtins
+
+ if 'profile' in builtins.__dict__:
+ had_profile = True
+ old_profile = builtins.__dict__['profile']
+ else:
+ had_profile = False
+ old_profile = None
+ builtins.__dict__['profile'] = profile
- try:
try:
- profile.runctx(arg_str, global_ns, local_ns)
- message = ''
- except SystemExit:
- message = """*** SystemExit exception caught in code being profiled."""
- except KeyboardInterrupt:
- message = ("*** KeyboardInterrupt exception caught in code being "
- "profiled.")
- finally:
- if had_profile:
- builtins.__dict__['profile'] = old_profile
-
- # Trap text output.
- stdout_trap = StringIO()
- profile.print_stats(stdout_trap, stripzeros='s' in opts)
- output = stdout_trap.getvalue()
- output = output.rstrip()
-
- if ipython_version < '0.11':
- page(output, screen_lines=self.shell.rc.screen_length)
- else:
- page(output)
- print(message, end="")
+ try:
+ profile.runctx(arg_str, global_ns, local_ns)
+ message = ''
+ except SystemExit:
+ message = """*** SystemExit exception caught in code being profiled."""
+ except KeyboardInterrupt:
+ message = ("*** KeyboardInterrupt exception caught in code being "
+ "profiled.")
+ finally:
+ if had_profile:
+ builtins.__dict__['profile'] = old_profile
+
+ # Trap text output.
+ stdout_trap = StringIO()
+ profile.print_stats(stdout_trap, stripzeros='s' in opts)
+ output = stdout_trap.getvalue()
+ output = output.rstrip()
+
+ if ipython_version < '0.11':
+ page(output, screen_lines=self.shell.rc.screen_length)
+ else:
+ page(output)
+ print(message, end="")
- dump_file = opts.D[0]
- if dump_file:
- profile.dump_stats(dump_file)
- print('\n*** Profile stats pickled to file %r. %s' % (
- dump_file, message))
+ dump_file = opts.D[0]
+ if dump_file:
+ profile.dump_stats(dump_file)
+ print('\n*** Profile stats pickled to file %r. %s' % (
+ dump_file, message))
- text_file = opts.T[0]
- if text_file:
- pfile = open(text_file, 'w')
- pfile.write(output)
- pfile.close()
- print('\n*** Profile printout saved to text file %r. %s' % (
- text_file, message))
+ text_file = opts.T[0]
+ if text_file:
+ pfile = open(text_file, 'w')
+ pfile.write(output)
+ pfile.close()
+ print('\n*** Profile printout saved to text file %r. %s' % (
+ text_file, message))
- return_value = None
- if 'r' in opts:
- return_value = profile
+ return_value = None
+ if 'r' in opts:
+ return_value = profile
- return return_value
+ return return_value
def load_ipython_extension(ip):
""" API for IPython to recognize this module as an IPython extension.
"""
- ip.define_magic('lprun', magic_lprun)
+ ip.register_magics(LineProfilerMagics)
def load_stats(filename):