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  • Committer: Gustav Hartvigsson
  • Date: 2021-01-09 21:36:27 UTC
  • Revision ID: gustav.hartvigsson@gmail.com-20210109213627-h1xwcutzy9m7a99b
Added 'Case Preserving Working Tree Use Cases' from Canonical Wiki

* Addod a page from the Canonical Bazaar wiki
  with information on the scmeatics of case
  perserving filesystems an a case insensitive
  filesystem works.
  
  * Needs re-work, but this will do as it is the
    same inforamoton as what was on the linked
    page in the currint documentation.

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breezy/archive/tar.py
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"""Export a tree to a tarball."""
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from __future__ import absolute_import
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from contextlib import closing
 
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from io import BytesIO
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import os
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import sys
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import tarfile
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    osutils,
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    )
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from ..export import _export_iter_entries
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from ..sixish import (
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    BytesIO,
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    )
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def prepare_tarball_item(tree, root, final_path, tree_path, entry, force_mtime=None):
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        buf = BytesIO()
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        zipstream = gzip.GzipFile(basename, 'w', fileobj=buf,
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                                  mtime=root_mtime)
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        for chunk in tarball_generator(
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                tree, root, subdir, force_mtime):
 
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        for chunk in tarball_generator(tree, root, subdir, force_mtime):
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            zipstream.write(chunk)
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            # Yield the data that was written so far, rinse, repeat.
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            yield buf.getvalue()
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    except ImportError as e:
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        raise errors.DependencyNotPresent('lzma', e)
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    if sys.version_info[0] == 2:
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        compressor = lzma.LZMACompressor(
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            options={"format": compression_format})
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    else:
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        compressor = lzma.LZMACompressor(
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            format={
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                'xz': lzma.FORMAT_XZ,
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                'raw': lzma.FORMAT_RAW,
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                'alone': lzma.FORMAT_ALONE,
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                }[compression_format])
 
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    compressor = lzma.LZMACompressor(
 
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        format={
 
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            'xz': lzma.FORMAT_XZ,
 
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            'raw': lzma.FORMAT_RAW,
 
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            'alone': lzma.FORMAT_ALONE,
 
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            }[compression_format])
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    for chunk in tarball_generator(
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            tree, root, subdir, force_mtime=force_mtime):