def testExtractDates_usingPattern():
# Standard pattern
s = Scraper('data/%Y/%m/%d/fits/swap/swap_00174_fd_%Y%m%d_%H%M%S.fts.gz')
testURL = 'data/2014/05/14/fits/swap/swap_00174_fd_20140514_200135.fts.gz'
timeURL = parse_time((2014, 5, 14, 20, 1, 35))
assert s._extractDateURL(testURL) == timeURL
# Not-full repeated pattern
s = Scraper('data/%Y/fits/swap/swap_00174_fd_%Y%m%d_%H%M%S.fts.gz')
testURL = 'data/2014/fits/swap/swap_00174_fd_20140514_200135.fts.gz'
timeURL = parse_time((2014, 5, 14, 20, 1, 35))
assert s._extractDateURL(testURL) == timeURL
def testExtractDates_notSeparators_andSimilar():
s = Scraper('data/%Y/Jun%b%d_%H%M%S')
testURL = 'data/2014/JunJun14_200135'
timeURL = parse_time((2014, 6, 14, 20, 1, 35))
assert s._extractDateURL(testURL) == timeURL
testURL = 'data/2014/JunMay14_200135'
timeURL = parse_time((2014, 5, 14, 20, 1, 35))
assert s._extractDateURL(testURL) == timeURL
# and testing with the month afterwards
s = Scraper('data/%Y/%dJun%b_%H%M%S')
testURL = 'data/2014/14JunJun_200135'
timeURL = parse_time((2014, 6, 14, 20, 1, 35))
assert s._extractDateURL(testURL) == timeURL
def test_filelist_url_missing_directory():
# Asserts solution to ticket #2684.
# Attempting to access data for the year 1960 results in a 404, so no files are returned.
pattern = 'http://lasp.colorado.edu/eve/data_access/evewebdataproducts/level2/%Y/%j/'
s = Scraper(pattern)
timerange = TimeRange('1960/01/01 00:00:00', '1960/01/02 00:00:00')
assert len(s.filelist(timerange)) == 0
def test_regex_data():
prefix = r'https://gong2.nso.edu/oQR/zqs/'
pattern = prefix + r'%Y%m/mrzqs%y%m%d/mrzqs%y%m%dt%H%Mc(\d){4}_(\d){3}\.fits.gz'
s = Scraper(pattern, regex=True)
timerange = TimeRange('2020-01-05', '2020-01-06T16:00:00')
assert s._URL_followsPattern(prefix + '202001/mrzqs200106/mrzqs200106t1514c2226_297.fits.gz')
assert len(s.filelist(timerange)) == 37
def search(self, *args, **kwargs):
"""
Query this client for a list of results.
Parameters
----------
\\*args: `tuple`
`sunpy.net.attrs` objects representing the query.
\\*\\*kwargs: `dict`
Any extra keywords to refine the search.
Returns
-------
A `QueryResponse` instance containing the query result.
"""
baseurl, pattern, matchdict = self.pre_search_hook(*args, **kwargs)
scraper = Scraper(baseurl, regex=True)
tr = TimeRange(matchdict['Start Time'], matchdict['End Time'])
filesmeta = scraper._extract_files_meta(tr,
extractor=pattern,
matcher=matchdict)
filesmeta = sorted(filesmeta, key=lambda k: k['url'])
metalist = []
for i in filesmeta:
rowdict = self.post_search_hook(i, matchdict)
metalist.append(rowdict)
return QueryResponse(metalist, client=self)
def testDirectoryRangeFalse():
s = Scraper('%Y%m%d/%Y%m%d_%H.fit.gz')
directory_list = [
'20091230/', '20091231/', '20100101/', '20090102/', '20090103/'
]
timerange = TimeRange('2009/12/30', '2010/01/03')
assert s.range(timerange) != directory_list
def test_ftp():
pattern = 'ftp://solar-pub.nao.ac.jp/pub/nsro/norh/data/tcx/%Y/%m/tca%y%m%d'
s = Scraper(pattern)
timerange = TimeRange('2016/5/18 15:28:00', '2016/5/20 16:30:50')
urls = s.filelist(timerange)
assert urls[0] == ('ftp://solar-pub.nao.ac.jp'
'/pub/nsro/norh/data/tcx/2016/05/tca160519')
assert len(urls) == 2
def testDirectoryRange():
s = Scraper('%Y/%m/%d/%Y%m%d_%H.fit.gz')
directory_list = [
'2009/12/30/', '2009/12/31/', '2010/01/01/', '2010/01/02/',
'2010/01/03/'
]
timerange = TimeRange('2009-12-30', '2010-01-03')
assert s.range(timerange) == directory_list
def testFilesRange_sameDirectory_months_remote():
pattern = ('http://www.srl.caltech.edu/{spacecraft}/DATA/{instrument}/'
'Ahead/1minute/AeH%y%b.1m')
s = Scraper(pattern, spacecraft='STEREO', instrument='HET')
startdate = parse_time((2007, 8, 1))
enddate = parse_time((2007, 9, 10))
timerange = TimeRange(startdate, enddate)
assert len(s.filelist(timerange)) == 2
def testDirectoryRegex():
# Test for Windows where '\' is a path separator and not part of the regex
s = Scraper(
'scheme://a.url.with/a/few/forward/slashes/andbacklash\\inthename.ext',
regex=True)
timerange = TimeRange('2019-02-01', '2019-02-03')
directory = s.range(timerange)
assert directory == ['scheme://a.url.with/a/few/forward/slashes/']
def testURL_patternMillisecondsZeroPadded():
# Asserts solution to ticket #1954.
# Milliseconds must be zero-padded in order to match URL lengths.
now_mock = Mock(return_value=datetime.datetime(2019, 4, 19, 0, 0, 0, 4009))
with patch('sunpy.net.scraper.datetime', now=now_mock):
s = Scraper('fd_%Y%m%d_%H%M%S_%e.fts')
now_mock.assert_called_once()
assert s.now == 'fd_20190419_000000_004.fts'
def testFilesRange_sameDirectory_local():
s = Scraper('/'.join(['file:/', str(rootdir),
'EIT', 'efz%Y%m%d.%H%M%S_s.fits']))
startdate = parse_time((2004, 3, 1, 4, 0))
enddate = parse_time((2004, 3, 1, 6, 30))
assert len(s.filelist(TimeRange(startdate, enddate))) == 3
startdate = parse_time((2010, 1, 10, 20, 30))
enddate = parse_time((2010, 1, 20, 20, 30))
assert len(s.filelist(TimeRange(startdate, enddate))) == 0
def test_filelist_relative_hrefs():
# the url opened by the scraper from below pattern contains some links which don't have hrefs
pattern = 'http://www.bbso.njit.edu/pub/archive/%Y/%m/%d/bbso_halph_fr_%Y%m%d_%H%M%S.fts'
s = Scraper(pattern)
timerange = TimeRange('2016/5/18 15:28:00', '2016/5/18 16:30:00')
assert s.domain == 'http://www.bbso.njit.edu/'
# hrefs are relative to domain here, not to the directory they are present in
# this checks that `scraper.filelist` returns fileurls relative to the domain
fileurls = s.filelist(timerange)
assert fileurls[1] == s.domain + 'pub/archive/2016/05/18/bbso_halph_fr_20160518_160033.fts'
def testDirectoryRange_Month():
s = Scraper('%Y%m/%d/%j_%H.txt')
startdate = parse_time((2008, 2, 20, 10))
enddate = parse_time((2008, 3, 2, 5))
timerange = TimeRange(startdate, enddate)
assert len(s.range(timerange)) == 12
startdate = parse_time((2009, 2, 20, 10))
enddate = parse_time((2009, 3, 2, 5))
timerange = TimeRange(startdate, enddate)
assert len(s.range(timerange)) == 11
def test_extract_files_meta():
baseurl0 = r'ftp://solar-pub.nao.ac.jp/pub/nsro/norh/data/tcx/%Y/%m/(\w){3}%y%m%d'
extractpattern0 = '{}/tcx/{year:4d}/{month:2d}/{wave}{:4d}{day:2d}'
s0 = Scraper(baseurl0, regex=True)
timerange0 = TimeRange('2020/1/1 4:00', '2020/1/2')
matchdict = {'wave': ['tca', 'tcz']}
metalist0 = s0._extract_files_meta(timerange0, extractpattern0, matcher=matchdict)
assert metalist0[0]['wave'] == 'tca'
assert metalist0[3]['wave'] == 'tcz'
assert metalist0[1]['day'] == 2
prefix = r'https://gong2.nso.edu/oQR/zqs/'
baseurl1 = prefix + r'%Y%m/mrzqs%y%m%d/mrzqs%y%m%dt%H%Mc(\d){4}_(\d){3}\.fits.gz'
extractpattern1 = ('{}/zqs/{year:4d}{month:2d}/mrzqs{:4d}{day:2d}/mrzqs{:6d}t'
'{hour:2d}{minute:2d}c{CAR_ROT:4d}_{:3d}.fits.gz')
s1 = Scraper(baseurl1, regex=True)
timerange1 = TimeRange('2020-01-05', '2020-01-05T16:00:00')
metalist1 = s1._extract_files_meta(timerange1, extractpattern1)
urls = s1.filelist(timerange1)
assert metalist1[3]['CAR_ROT'] == 2226
assert metalist1[-1]['url'] == urls[-1]
def testFilesRange_sameDirectory_remote():
pattern = ('http://solarmonitor.org/data/%Y/%m/%d/'
'fits/{instrument}/'
'{instrument}_00174_fd_%Y%m%d_%H%M%S.fts.gz')
s = Scraper(pattern, instrument='swap')
startdate = parse_time((2014, 5, 14, 0, 0))
enddate = parse_time((2014, 5, 14, 6, 30))
timerange = TimeRange(startdate, enddate)
assert len(s.filelist(timerange)) == 2
startdate = parse_time((2014, 5, 14, 21, 0))
enddate = parse_time((2014, 5, 14, 23, 30))
timerange = TimeRange(startdate, enddate)
assert len(s.filelist(timerange)) == 0
def _get_metalist_fn(self, matchdict, baseurl, pattern):
"""
Function to help get list of OrderedDicts.
"""
metalist = []
scraper = Scraper(baseurl, regex=True)
tr = TimeRange(matchdict["Start Time"], matchdict["End Time"])
filemeta = scraper._extract_files_meta(tr,
extractor=pattern,
matcher=matchdict)
for i in filemeta:
rowdict = self.post_search_hook(i, matchdict)
metalist.append(rowdict)
return metalist
def search(self, *args, **kwargs):
supported_waves = [94, 131, 171, 195, 284, 304] * u.Angstrom
all_waves = []
matchdict = self._get_match_dict(*args, **kwargs)
req_wave = matchdict.get('Wavelength', None)
if req_wave is not None:
wmin = req_wave.min.to(u.Angstrom, equivalencies=u.spectral())
wmax = req_wave.max.to(u.Angstrom, equivalencies=u.spectral())
req_wave = a.Wavelength(wmin, wmax)
for wave in supported_waves:
if wave in req_wave:
all_waves.append(int(wave.value))
else:
all_waves = [int(i.value) for i in supported_waves]
all_satnos = matchdict.get('SatelliteNumber')
all_levels = matchdict.get('Level')
metalist = []
# iterating over all possible Attr values through loops
for satno in all_satnos:
for level in all_levels:
for wave in all_waves:
formdict = {'wave': wave, 'SatelliteNumber': satno}
if str(level) == '1b':
formdict['elem'] = 'fe'
if wave == 304:
formdict['elem'] = 'he'
baseurl = self.baseurl1b
pattern = self.pattern1b
elif str(level) == '2':
baseurl = self.baseurl2
pattern = self.pattern2
else:
raise ValueError(f"Level {level} is not supported.")
# formatting baseurl using Level, SatelliteNumber and Wavelength
urlpattern = baseurl.format(**formdict)
scraper = Scraper(urlpattern)
tr = TimeRange(matchdict['Start Time'],
matchdict['End Time'])
filesmeta = scraper._extract_files_meta(tr,
extractor=pattern)
for i in filesmeta:
rowdict = self.post_search_hook(i, matchdict)
metalist.append(rowdict)
return QueryResponse(metalist, client=self)
def testDirectoryRange_single():
s = Scraper('%Y%m%d/%H_%M.csv')
startdate = parse_time((2010, 10, 10, 5, 0))
enddate = parse_time((2010, 10, 10, 7, 0))
timerange = TimeRange(startdate, enddate)
assert len(s.range(timerange)) == 1
def test_regex(pattern, check_file):
s = Scraper(pattern, regex=True)
assert s._URL_followsPattern(check_file)
def test_smallerPattern(pattern, mintime):
assert mintime == Scraper('')._smallerPattern(pattern)
def testDirectoryRangeHours():
s = Scraper('%Y%m%d_%H/%H%M.csv')
timerange = TimeRange('2009-12-31T23:40:00', '2010-01-01T01:15:00')
assert len(s.range(timerange)) == 3 # 3 directories (1 per hour)
def testNoDateDirectory():
s = Scraper('mySpacecraft/myInstrument/xMinutes/aaa%y%b.ext')
directory_list = ['mySpacecraft/myInstrument/xMinutes/']
timerange = TimeRange('2009/11/20', '2010/01/03')
assert s.range(timerange) == directory_list
def testDirectoryObsPattern():
s = Scraper('%y%m%d/{observatory}_%Y%m%d.fits', observatory='SDO')
testpath = '140305/SDO_20140305.fits'
d = parse_time((2014, 3, 5))
assert s.matches(testpath, d)
def testExtractDates_notSeparators():
s = Scraper('data/%Y/%m/swap%m%d_%H%M%S')
testURL = 'data/2014/05/swap0514_200135'
timeURL = parse_time((2014, 5, 14, 20, 1, 35))
assert s._extractDateURL(testURL) == timeURL
def testNoDirectory():
s = Scraper('files/%Y%m%d_%H%M.dat')
startdate = parse_time((2010, 1, 10, 20, 30))
enddate = parse_time((2010, 1, 20, 20, 30))
timerange = TimeRange(startdate, enddate)
assert len(s.range(timerange)) == 1
def testURL_patternMillisecondsGeneric():
s = Scraper('fd_%Y%m%d_%H%M%S_%e.fts')
assert s._URL_followsPattern('fd_20130410_231211_119.fts')
assert not s._URL_followsPattern('fd_20130410_231211.fts.gz')
assert not s._URL_followsPattern('fd_20130410_ar_231211.fts.gz')
def testDirectoryDatePatternFalse():
s = Scraper('%Y/%m/%d/%Y%m%d_%H%M%S_59.fit.gz')
testpath = '2013/03/05/20140305_013000_59.fit.gz'
d = parse_time((2014, 3, 5, 1, 30))
assert not s.matches(testpath, d)
def testURL_pattern():
s = Scraper('fd_%Y%m%d_%H%M%S.fts')
assert s._URL_followsPattern('fd_20130410_231211.fts')
assert not s._URL_followsPattern('fd_20130410_231211.fts.gz')
assert not s._URL_followsPattern('fd_20130410_ar_231211.fts.gz')
