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allow multiline fields in pip-show

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This commit is contained in:
Kelly Brazil
2022-05-15 22:06:43 -07:00
parent a247572f64
commit c7684dc94d
4 changed files with 116 additions and 15 deletions
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54
jc/parsers/pip_show.py
View File

@ -60,12 +60,13 @@ Examples:
}
]
"""
from typing import List, Dict, Optional
import jc.utils
class info():
"""Provides parser metadata (version, author, etc.)"""
version = '1.3'
version = '1.4'
description = '`pip show` command parser'
author = 'Kelly Brazil'
author_email = 'kellyjonbrazil@gmail.com'
@ -76,7 +77,7 @@ class info():
__version__ = info.version
def _process(proc_data):
def _process(proc_data: List[Dict]) -> List[Dict]:
"""
Final processing to conform to the schema.
@ -92,7 +93,11 @@ def _process(proc_data):
return proc_data
def parse(data, raw=False, quiet=False):
def parse(
data: str,
raw: bool = False,
quiet: bool = False
) -> List[Dict]:
"""
Main text parsing function
@ -109,8 +114,10 @@ def parse(data, raw=False, quiet=False):
jc.utils.compatibility(__name__, info.compatible, quiet)
jc.utils.input_type_check(data)
raw_output = []
package = {}
raw_output: List = []
package: Dict = {}
last_key: str = ''
last_key_data: List = []
# Clear any blank lines
cleandata = list(filter(None, data.splitlines()))
@ -119,21 +126,38 @@ def parse(data, raw=False, quiet=False):
for row in cleandata:
if row.startswith('---'):
if last_key_data:
package[last_key] = '\n'.join(last_key_data)
raw_output.append(package)
package = {}
last_key = ''
last_key_data = []
continue
item_key = row.split(': ', maxsplit=1)[0].lower().replace('-', '_')
item_value = row.split(': ', maxsplit=1)[1]
if not row.startswith(' '):
item_key = row.split(': ', maxsplit=1)[0].lower().replace('-', '_')
item_value: Optional[str] = row.split(': ', maxsplit=1)[1]
if item_value == '':
item_value = None
if item_value == '':
item_value = None
package.update({item_key: item_value})
if last_key_data and last_key != item_key:
package[last_key] = '\n'.join(last_key_data)
last_key_data = []
raw_output.append(package)
package[item_key] = item_value
last_key = item_key
continue
if raw:
return raw_output
else:
return _process(raw_output)
if row.startswith(' '):
last_key_data.append(row.strip())
continue
if package:
if last_key_data:
package[last_key] = '\n'.join(last_key_data)
raw_output.append(package)
return raw_output if raw else _process(raw_output)

1
tests/fixtures/generic/pip-show-multiline-license.json vendored Normal file
View File

@ -0,0 +1 @@
[{"name":"setuptools","version":"39.2.0","summary":"Easily download, build, install, upgrade, and uninstall Python packages","home_page":"https://github.com/pypa/setuptools","author":"Python Packaging Authority","author_email":"distutils-sig@python.org","license":"UNKNOWN","location":"/usr/lib/python3.6/site-packages","requires":null,"required_by":"twine"},{"name":"pkginfo","version":"1.5.0.1","summary":"Query metadatdata from sdists / bdists / installed packages.","home_page":"https://code.launchpad.net/~tseaver/pkginfo/trunk","author":"Tres Seaver, Agendaless Consulting","author_email":"tseaver@agendaless.com","license":"MIT","location":"/home/kbrazil/.local/lib/python3.6/site-packages","requires":null,"required_by":"twine"},{"name":"cppy","version":"1.2.1","summary":"UNKNOWN","home_page":"https://github.com/nucleic/cppy","author":"None","author_email":"The Nucleic Development Team <sccolbert@gmail.com>","license":"All rights reserved.\nRedistribution and use in source and binary forms, with or without\nmodification, are permitted provided that the following conditions are met:\n* Redistributions of source code must retain the above copyright notice, this\nlist of conditions and the following disclaimer.\n* Redistributions in binary form must reproduce the above copyright notice,\nthis list of conditions and the following disclaimer in the documentation\nand/or other materials provided with the distribution.\n* Neither the name of the copyright holder nor the names of its\ncontributors may be used to endorse or promote products derived from\nthis software without specific prior written permission.\nTHIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS \"AS IS\"\nAND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE\nIMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE\nDISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE\nFOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL\nDAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR\nSERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER\nCAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,\nOR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE\nOF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.","location":"/usr/home/bryder/.local/lib/python3.7/site-packages","requires":null,"required_by":null},{"name":"six","version":"1.12.0","summary":"Python 2 and 3 compatibility utilities","home_page":"https://github.com/benjaminp/six","author":"Benjamin Peterson","author_email":"benjamin@python.org","license":"MIT","location":"/home/kbrazil/.local/lib/python3.6/site-packages","requires":null,"required_by":"readme-renderer, bleach"}]

64
tests/fixtures/generic/pip-show-multiline-license.out vendored Normal file
View File

@ -0,0 +1,64 @@
Name: setuptools
Version: 39.2.0
Summary: Easily download, build, install, upgrade, and uninstall Python packages
Home-page: https://github.com/pypa/setuptools
Author: Python Packaging Authority
Author-email: distutils-sig@python.org
License: UNKNOWN
Location: /usr/lib/python3.6/site-packages
Requires:
Required-by: twine
---
Name: pkginfo
Version: 1.5.0.1
Summary: Query metadatdata from sdists / bdists / installed packages.
Home-page: https://code.launchpad.net/~tseaver/pkginfo/trunk
Author: Tres Seaver, Agendaless Consulting
Author-email: tseaver@agendaless.com
License: MIT
Location: /home/kbrazil/.local/lib/python3.6/site-packages
Requires:
Required-by: twine
---
Name: cppy
Version: 1.2.1
Summary: UNKNOWN
Home-page: https://github.com/nucleic/cppy
Author: None
Author-email: The Nucleic Development Team <sccolbert@gmail.com>
License: Copyright (c) 2014, Nucleic
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
* Redistributions of source code must retain the above copyright notice, this
list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above copyright notice,
this list of conditions and the following disclaimer in the documentation
and/or other materials provided with the distribution.
* Neither the name of the copyright holder nor the names of its
contributors may be used to endorse or promote products derived from
this software without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
Location: /usr/home/bryder/.local/lib/python3.7/site-packages
Requires:
Required-by:
---
Name: six
Version: 1.12.0
Summary: Python 2 and 3 compatibility utilities
Home-page: https://github.com/benjaminp/six
Author: Benjamin Peterson
Author-email: benjamin@python.org
License: MIT
Location: /home/kbrazil/.local/lib/python3.6/site-packages
Requires:
Required-by: readme-renderer, bleach

12
tests/test_pip_show.py
View File

@ -22,6 +22,9 @@ class MyTests(unittest.TestCase):
with open(os.path.join(THIS_DIR, os.pardir, 'tests/fixtures/osx-10.14.6/pip-show.out'), 'r', encoding='utf-8') as f:
self.osx_10_14_6_pip_show = f.read()
with open(os.path.join(THIS_DIR, os.pardir, 'tests/fixtures/generic/pip-show-multiline-license.out'), 'r', encoding='utf-8') as f:
self.generic_pip_show_multiline_license = f.read()
# output
with open(os.path.join(THIS_DIR, os.pardir, 'tests/fixtures/centos-7.7/pip-show.json'), 'r', encoding='utf-8') as f:
self.centos_7_7_pip_show_json = json.loads(f.read())
@ -35,6 +38,9 @@ class MyTests(unittest.TestCase):
with open(os.path.join(THIS_DIR, os.pardir, 'tests/fixtures/osx-10.14.6/pip-show.json'), 'r', encoding='utf-8') as f:
self.osx_10_14_6_pip_show_json = json.loads(f.read())
with open(os.path.join(THIS_DIR, os.pardir, 'tests/fixtures/generic/pip-show-multiline-license.json'), 'r', encoding='utf-8') as f:
self.generic_pip_show_multiline_license_json = json.loads(f.read())
def test_pip_show_nodata(self):
"""
Test 'pip show' with no data
@ -65,6 +71,12 @@ class MyTests(unittest.TestCase):
"""
self.assertEqual(jc.parsers.pip_show.parse(self.osx_10_14_6_pip_show, quiet=True), self.osx_10_14_6_pip_show_json)
def test_pip_show_multiline_license(self):
"""
Test 'pip show' with a multiline license
"""
self.assertEqual(jc.parsers.pip_show.parse(self.generic_pip_show_multiline_license, quiet=True), self.generic_pip_show_multiline_license_json)
if __name__ == '__main__':
unittest.main()