openstack/deb-python-taskflow
Code Issues Proposed changes

Merge "Use platform neutral line separator(s)"

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This commit is contained in:
Jenkins
2015-01-13 08:21:43 +00:00
committed by Gerrit Code Review
parent b51ca3d51a 42a665d06f
commit 5856bc07c0
10 changed files with 47 additions and 18 deletions
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9
taskflow/engines/worker_based/worker.py
View File

@@ -141,8 +141,13 @@ class Worker(object):
pass
tpl_params['platform'] = platform.platform()
tpl_params['thread_id'] = tu.get_ident()
return BANNER_TEMPLATE.substitute(BANNER_TEMPLATE.defaults,
**tpl_params)
banner = BANNER_TEMPLATE.substitute(BANNER_TEMPLATE.defaults,
**tpl_params)
# NOTE(harlowja): this is needed since the template in this file
# will always have newlines that end with '\n' (even on different
# platforms due to the way this source file is encoded) so we have
# to do this little dance to make it platform neutral...
return misc.fix_newlines(banner)
def run(self, display_banner=True, banner_writer=None):
"""Runs the worker."""

10
taskflow/exceptions.py
View File

@@ -14,6 +14,7 @@
# License for the specific language governing permissions and limitations
# under the License.
import os
import traceback
import six
@@ -46,14 +47,19 @@ class TaskFlowException(Exception):
"""Pretty formats a taskflow exception + any connected causes."""
if indent < 0:
raise ValueError("indent must be greater than or equal to zero")
return "\n".join(self._pformat(self, [], 0,
indent=indent, indent_text=indent_text))
return os.linesep.join(self._pformat(self, [], 0,
indent=indent,
indent_text=indent_text))
@classmethod
def _pformat(cls, excp, lines, current_indent, indent=2, indent_text=" "):
line_prefix = indent_text * current_indent
for line in traceback.format_exception_only(type(excp), excp):
# We'll add our own newlines on at the end of formatting.
#
# NOTE(harlowja): the reason we don't search for os.linesep is
# that the traceback module seems to only use '\n' (for some
# reason).
if line.endswith("\n"):
line = line[0:-1]
lines.append(line_prefix + line)

4
taskflow/listeners/claims.py
View File

@@ -17,6 +17,7 @@
from __future__ import absolute_import
import logging
import os
import six
@@ -70,7 +71,8 @@ class CheckingClaimListener(base.Listener):
engine.suspend()
except exceptions.TaskFlowException as e:
LOG.warn("Failed suspending engine '%s', (previously owned by"
" '%s'):\n%s", engine, self._owner, e.pformat())
" '%s'):%s%s", engine, self._owner, os.linesep,
e.pformat())
def _flow_receiver(self, state, details):
self._claim_checker(state, details)

3
taskflow/listeners/logging.py
View File

@@ -17,6 +17,7 @@
from __future__ import absolute_import
import logging as logging_base
import os
import sys
from taskflow.listeners import base
@@ -148,7 +149,7 @@ class DynamicLoggingListener(base.Listener):
# exc_info that can be used but we *should* have a string
# version that we can use instead...
exc_info = None
exc_details = "\n%s" % fail.pformat(traceback=True)
exc_details = "%s%s" % (os.linesep, fail.pformat(traceback=True))
return (exc_info, exc_details)
def _flow_receiver(self, state, details):

8
taskflow/types/failure.py
View File

@@ -15,6 +15,7 @@
# under the License.
import copy
import os
import sys
import traceback
@@ -280,10 +281,13 @@ class Failure(object):
else:
traceback_str = None
if traceback_str:
buf.write('\nTraceback (most recent call last):\n')
buf.write(os.linesep)
buf.write('Traceback (most recent call last):')
buf.write(os.linesep)
buf.write(traceback_str)
else:
buf.write('\nTraceback not available.')
buf.write(os.linesep)
buf.write('Traceback not available.')
return buf.getvalue()
def __iter__(self):

3
taskflow/types/graph.py
View File

@@ -15,6 +15,7 @@
# under the License.
import collections
import os
import networkx as nx
import six
@@ -78,7 +79,7 @@ class DiGraph(nx.DiGraph):
buf.write(" --> %s" % (cycle[i]))
buf.write(" --> %s" % (cycle[0]))
lines.append(" %s" % buf.getvalue())
return "\n".join(lines)
return os.linesep.join(lines)
def export_to_dot(self):
"""Exports the graph to a dot format (requires pydot library)."""

12
taskflow/types/table.py
View File

@@ -15,6 +15,7 @@
# under the License.
import itertools
import os
import six
@@ -39,6 +40,7 @@ class PleasantTable(object):
COLUMN_SEPARATOR_CHAR = '|'
HEADER_FOOTER_JOINING_CHAR = '+'
HEADER_FOOTER_CHAR = '-'
LINE_SEP = os.linesep
@staticmethod
def _center_text(text, max_len, fill=' '):
@@ -87,7 +89,7 @@ class PleasantTable(object):
# Build the main header.
content_buf = six.StringIO()
content_buf.write(header_footer_buf.getvalue())
content_buf.write("\n")
content_buf.write(self.LINE_SEP)
content_buf.write(self.COLUMN_STARTING_CHAR)
for i, header in enumerate(headers):
if i + 1 == column_count:
@@ -99,12 +101,12 @@ class PleasantTable(object):
else:
content_buf.write(headers[i])
content_buf.write(self.COLUMN_SEPARATOR_CHAR)
content_buf.write("\n")
content_buf.write(self.LINE_SEP)
content_buf.write(header_footer_buf.getvalue())
# Build the main content.
row_count = len(self._rows)
if row_count:
content_buf.write("\n")
content_buf.write(self.LINE_SEP)
for i, row in enumerate(self._rows):
pieces = []
for j, column in enumerate(row):
@@ -122,7 +124,7 @@ class PleasantTable(object):
content_buf.write(self.COLUMN_STARTING_CHAR)
content_buf.write(blob)
if i + 1 != row_count:
content_buf.write("\n")
content_buf.write("\n")
content_buf.write(self.LINE_SEP)
content_buf.write(self.LINE_SEP)
content_buf.write(header_footer_buf.getvalue())
return content_buf.getvalue()

4
taskflow/types/tree.py
View File

@@ -16,6 +16,8 @@
# License for the specific language governing permissions and limitations
# under the License.
import os
import six
@@ -148,7 +150,7 @@ class Node(object):
for i, line in enumerate(_inner_pformat(self, 0)):
accumulator.write(line)
if i < expected_lines:
accumulator.write('\n')
accumulator.write(os.linesep)
return accumulator.getvalue()
def child_count(self, only_direct=True):

5
taskflow/utils/misc.py
View File

@@ -142,6 +142,11 @@ def clamp(value, minimum, maximum, on_clamped=None):
return value
def fix_newlines(text, replacement=os.linesep):
"""Fixes text that *may* end with wrong nl by replacing with right nl."""
return replacement.join(text.splitlines())
def binary_encode(text, encoding='utf-8'):
"""Converts a string of into a binary type using given encoding.

7
taskflow/utils/persistence_utils.py
View File

@@ -15,6 +15,7 @@
# under the License.
import contextlib
import os
from oslo.utils import timeutils
from oslo.utils import uuidutils
@@ -139,7 +140,7 @@ def pformat_atom_detail(atom_detail, indent=0):
lines.append("%s- failure = %s" % (" " * (indent + 1),
bool(atom_detail.failure)))
lines.extend(_format_meta(atom_detail.meta, indent=indent + 1))
return "\n".join(lines)
return os.linesep.join(lines)
def pformat_flow_detail(flow_detail, indent=0):
@@ -149,7 +150,7 @@ def pformat_flow_detail(flow_detail, indent=0):
lines.extend(_format_meta(flow_detail.meta, indent=indent + 1))
for task_detail in flow_detail:
lines.append(pformat_atom_detail(task_detail, indent=indent + 1))
return "\n".join(lines)
return os.linesep.join(lines)
def pformat(book, indent=0):
@@ -167,4 +168,4 @@ def pformat(book, indent=0):
timeutils.isotime(book.updated_at)))
for flow_detail in book:
lines.append(pformat_flow_detail(flow_detail, indent=indent + 1))
return "\n".join(lines)
return os.linesep.join(lines)