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Formatted plugins_index files to use a 80 char width

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- Formatted code to follow pep-8 more closely;
- Got rid of header comments to better follow py.test coding style;
This commit is contained in:
Bruno Oliveira
2013-12-17 19:34:07 -02:00
parent 53a9ee21d4
commit 2058f11931
2 changed files with 118 additions and 114 deletions
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157
doc/en/plugins_index/plugins_index.py
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@@ -1,9 +1,10 @@
'''
Script to generate the file `plugins_index.txt` with information about pytest plugins taken directly
from a live PyPI server.
"""
Script to generate the file `plugins_index.txt` with information about
pytest plugins taken directly from a live PyPI server.
This will evolve to include test compatibility (pythons and pytest versions) information also.
'''
This will evolve to include test compatibility (pythons and pytest versions)
information also.
"""
from collections import namedtuple
import datetime
from distutils.version import LooseVersion
@@ -15,107 +16,108 @@ import xmlrpclib
import pytest
#===================================================================================================
# iter_plugins
#===================================================================================================
def iter_plugins(client, search='pytest-'):
'''
"""
Returns an iterator of (name, version) from PyPI.
:param client: xmlrpclib.ServerProxy
:param search: package names to search for
'''
for plug_data in client.search({'name' : search}):
"""
for plug_data in client.search({'name': search}):
yield plug_data['name'], plug_data['version']
#===================================================================================================
# get_latest_versions
#===================================================================================================
def get_latest_versions(plugins):
'''
Returns an iterator of (name, version) from the given list of (name, version), but returning
only the latest version of the package. Uses distutils.LooseVersion to ensure compatibility
with PEP386.
'''
"""
Returns an iterator of (name, version) from the given list of (name,
version), but returning only the latest version of the package. Uses
distutils.LooseVersion to ensure compatibility with PEP386.
"""
plugins = [(name, LooseVersion(version)) for (name, version) in plugins]
for name, grouped_plugins in itertools.groupby(plugins, key=lambda x: x[0]):
name, loose_version = list(grouped_plugins)[-1]
yield name, str(loose_version)
#===================================================================================================
# obtain_plugins_table
#===================================================================================================
def obtain_plugins_table(plugins, client):
'''
Returns information to populate a table of plugins, their versions, authors, etc.
def obtain_plugins_table(plugins, client):
"""
Returns information to populate a table of plugins, their versions,
authors, etc.
The returned information is a list of columns of `ColumnData` namedtuples(text, link). Link
can be None if the text for that column should not be linked to anything.
The returned information is a list of columns of `ColumnData`
namedtuples(text, link). Link can be None if the text for that column
should not be linked to anything.
:param plugins: list of (name, version)
:param client: xmlrpclib.ServerProxy
'''
"""
rows = []
ColumnData = namedtuple('ColumnData', 'text link')
headers = ['Name', 'Author', 'Downloads', 'Python 2.7', 'Python 3.3', 'Summary']
headers = ['Name', 'Author', 'Downloads', 'Python 2.7', 'Python 3.3',
'Summary']
pytest_version = pytest.__version__
print '*** pytest-{0} ***'.format(pytest_version)
plugins = list(plugins)
for index, (package_name, version) in enumerate(plugins):
print package_name, version, '...',
release_data = client.release_data(package_name, version)
download_count = release_data['downloads']['last_month']
image_url = '.. image:: http://pytest-plugs.herokuapp.com/status/{name}-{version}'.format(name=package_name,
version=version)
url = '.. image:: {site}/status/{name}-{version}'
image_url = url.format(
site='http://pytest-plugs.herokuapp.com',
name=package_name,
version=version)
image_url += '?py={py}&pytest={pytest}'
row = (
ColumnData(package_name + '-' + version, release_data['release_url']),
ColumnData(package_name + '-' + version,
release_data['release_url']),
ColumnData(release_data['author'], release_data['author_email']),
ColumnData(str(download_count), None),
ColumnData(image_url.format(py='py27', pytest=pytest_version), None),
ColumnData(image_url.format(py='py33', pytest=pytest_version), None),
ColumnData(image_url.format(py='py27', pytest=pytest_version),
None),
ColumnData(image_url.format(py='py33', pytest=pytest_version),
None),
ColumnData(release_data['summary'], None),
)
assert len(row) == len(headers)
rows.append(row)
print 'OK (%d%%)' % ((index + 1) * 100 / len(plugins))
return headers, rows
print 'OK (%d%%)' % ((index + 1) * 100 / len(plugins))
return headers, rows
#===================================================================================================
# generate_plugins_index_from_table
#===================================================================================================
def generate_plugins_index_from_table(filename, headers, rows):
'''
"""
Generates a RST file with the table data given.
:param filename: output filename
:param headers: see `obtain_plugins_table`
:param rows: see `obtain_plugins_table`
'''
# creates a list of rows, each being a str containing appropriate column text and link
"""
# creates a list of rows, each being a str containing appropriate column
# text and link
table_texts = []
for row in rows:
column_texts = []
for i, col_data in enumerate(row):
text = '`%s <%s>`_' % (col_data.text, col_data.link) if col_data.link else col_data.text
for i, col_data in enumerate(row):
text = '`%s <%s>`_' % (
col_data.text,
col_data.link) if col_data.link else col_data.text
column_texts.append(text)
table_texts.append(column_texts)
# compute max length of each column so we can build the rst table
column_lengths = [len(x) for x in headers]
for column_texts in table_texts:
for i, row_text in enumerate(column_texts):
column_lengths[i] = max(column_lengths[i], len(row_text) + 2)
def get_row_limiter(char):
return ' '.join(char * length for length in column_lengths)
with file(filename, 'w') as f:
# write welcome
print >> f, '.. _plugins_index:'
@@ -123,17 +125,18 @@ def generate_plugins_index_from_table(filename, headers, rows):
print >> f, 'List of Third-Party Plugins'
print >> f, '==========================='
print >> f
# table
print >> f, get_row_limiter('=')
for i, header in enumerate(headers):
print >> f, '{0:^{fill}}'.format(header, fill=column_lengths[i]),
print >> f
print >> f, get_row_limiter('=')
for column_texts in table_texts:
for i, row_text in enumerate(column_texts):
print >> f, '{0:^{fill}}'.format(row_text, fill=column_lengths[i]),
print >> f, '{0:^{fill}}'.format(row_text,
fill=column_lengths[i]),
print >> f
print >> f
print >> f, get_row_limiter('=')
@@ -141,54 +144,50 @@ def generate_plugins_index_from_table(filename, headers, rows):
print >> f, '*(Downloads are given from last month only)*'
print >> f
print >> f, '*(Updated on %s)*' % _get_today_as_str()
#===================================================================================================
# _get_today_as_str
#===================================================================================================
def _get_today_as_str():
'''
"""
internal. only exists so we can patch it in testing.
'''
"""
return datetime.date.today().strftime('%Y-%m-%d')
#===================================================================================================
# generate_plugins_index
#===================================================================================================
def generate_plugins_index(client, filename):
'''
Generates an RST file with a table of the latest pytest plugins found in PyPI.
"""
Generates an RST file with a table of the latest pytest plugins found in
PyPI.
:param client: xmlrpclib.ServerProxy
:param filename: output filename
'''
"""
plugins = get_latest_versions(iter_plugins(client))
headers, rows = obtain_plugins_table(plugins, client)
generate_plugins_index_from_table(filename, headers, rows)
#===================================================================================================
# main
#===================================================================================================
def main(argv):
"""
Script entry point. Configures an option parser and calls the appropriate
internal function.
"""
filename = os.path.join(os.path.dirname(__file__), 'plugins_index.txt')
url = 'http://pypi.python.org/pypi'
parser = OptionParser(description='Generates a restructured document of pytest plugins from PyPI')
parser.add_option('-f', '--filename', default=filename, help='output filename [default: %default]')
parser.add_option('-u', '--url', default=url, help='url of PyPI server to obtain data from [default: %default]')
parser = OptionParser(
description='Generates a restructured document of pytest plugins from PyPI')
parser.add_option('-f', '--filename', default=filename,
help='output filename [default: %default]')
parser.add_option('-u', '--url', default=url,
help='url of PyPI server to obtain data from [default: %default]')
(options, _) = parser.parse_args(argv[1:])
client = xmlrpclib.ServerProxy(options.url)
generate_plugins_index(client, options.filename)
print
print '%s Updated.' % options.filename
return 0
#===================================================================================================
# main
#===================================================================================================
if __name__ == '__main__':
sys.exit(main(sys.argv))