aboutsummaryrefslogtreecommitdiffstatshomepage
path: root/vk/tracking/db/io.py
diff options
context:
space:
mode:
authorEgor Tensin <Egor.Tensin@gmail.com>2021-05-03 22:09:09 +0300
committerEgor Tensin <Egor.Tensin@gmail.com>2021-05-03 22:11:53 +0300
commite5459ab1c8fb4250f30c4663aa797e6f1de22ab3 (patch)
treed7c27133aad96c285adb3f53b41d5a3256f43c31 /vk/tracking/db/io.py
parentpylint: unignore "duplicate code" warnings (diff)
downloadvk-scripts-e5459ab1c8fb4250f30c4663aa797e6f1de22ab3.tar.gz
vk-scripts-e5459ab1c8fb4250f30c4663aa797e6f1de22ab3.zip
vk.tracking: merge db.io to utils.io
Diffstat (limited to '')
-rw-r--r--vk/tracking/db/io.py56
1 files changed, 0 insertions, 56 deletions
diff --git a/vk/tracking/db/io.py b/vk/tracking/db/io.py
deleted file mode 100644
index a89865f..0000000
--- a/vk/tracking/db/io.py
+++ /dev/null
@@ -1,56 +0,0 @@
-# Copyright (c) 2017 Egor Tensin <Egor.Tensin@gmail.com>
-# This file is part of the "VK scripts" project.
-# For details, see https://github.com/egor-tensin/vk-scripts.
-# Distributed under the MIT License.
-
-from contextlib import contextmanager
-import csv
-import sys
-
-
-class FileWriterCSV:
- def __init__(self, fd=sys.stdout):
- self._fd = fd
- self._writer = csv.writer(fd, lineterminator='\n')
-
- @staticmethod
- def _convert_row_old_python(row):
- if isinstance(row, (list, tuple)):
- return row
- return list(row)
-
- def write_row(self, row):
- if sys.version_info < (3, 5):
- row = self._convert_row_old_python(row)
- self._writer.writerow(row)
- self._fd.flush()
-
-
-class FileReaderCSV:
- def __init__(self, fd=sys.stdin):
- self._reader = csv.reader(fd)
-
- def __iter__(self):
- return iter(self._reader)
-
-
-@contextmanager
-def _open_file(path=None, default=None, **kwargs):
- if path is None:
- yield default
- else:
- with open(path, **kwargs) as fd:
- yield fd
-
-
-_DEFAULT_ENCODING = 'utf-8'
-
-
-def open_output_text_file(path=None, mode='w'):
- return _open_file(path, default=sys.stdout, mode=mode,
- encoding=_DEFAULT_ENCODING)
-
-
-def open_input_text_file(path=None):
- return _open_file(path, default=sys.stdin, mode='r',
- encoding=_DEFAULT_ENCODING)