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authorNavan Chauhan <navanchauhan@gmail.com>2020-09-11 16:18:38 +0530
committerNavan Chauhan <navanchauhan@gmail.com>2020-09-11 16:18:38 +0530
commit9dadfdb3332b073aaff508d126e90200ad09868d (patch)
tree1578ff007b42b2175691f3dab11566611ec44907 /plip/exchange/webservices.py
parent004f4513c8cd5cfffbf69484fb39a3d7bc98bd49 (diff)
removed downloaded plip
Diffstat (limited to 'plip/exchange/webservices.py')
-rw-r--r--plip/exchange/webservices.py54
1 files changed, 0 insertions, 54 deletions
diff --git a/plip/exchange/webservices.py b/plip/exchange/webservices.py
deleted file mode 100644
index 0c8cd3e..0000000
--- a/plip/exchange/webservices.py
+++ /dev/null
@@ -1,54 +0,0 @@
-import sys
-from urllib.error import HTTPError
-from urllib.request import urlopen
-
-import lxml.etree as et
-
-from plip.basic import logger
-
-logger = logger.get_logger()
-
-
-def check_pdb_status(pdbid):
- """Returns the status and up-to-date entry in the PDB for a given PDB ID"""
- url = 'http://www.rcsb.org/pdb/rest/idStatus?structureId=%s' % pdbid
- xmlf = urlopen(url)
- xml = et.parse(xmlf)
- xmlf.close()
- status = None
- current_pdbid = pdbid
- for df in xml.xpath('//record'):
- status = df.attrib['status'] # Status of an entry can be either 'UNKWOWN', 'OBSOLETE', or 'CURRENT'
- if status == 'OBSOLETE':
- current_pdbid = df.attrib['replacedBy'] # Contains the up-to-date PDB ID for obsolete entries
- return [status, current_pdbid.lower()]
-
-
-def fetch_pdb(pdbid):
- """Get the newest entry from the RCSB server for the given PDB ID. Exits with '1' if PDB ID is invalid."""
- pdbid = pdbid.lower()
- logger.info(f'checking status of PDB-ID {pdbid}')
- state, current_entry = check_pdb_status(pdbid) # Get state and current PDB ID
-
- if state == 'OBSOLETE':
- logger.info(f'entry is obsolete, getting {current_entry} instead')
- elif state == 'CURRENT':
- logger.info('entry is up-to-date')
- elif state == 'UNKNOWN':
- logger.error('invalid PDB-ID (entry does not exist on PDB server)')
- sys.exit(1)
- logger.info('downloading file from PDB')
- # get URL for current entry
- # @todo needs update to react properly on response codes of RCSB servers
- pdburl = f'http://www.rcsb.org/pdb/files/{current_entry}.pdb'
- try:
- pdbfile = urlopen(pdburl).read().decode()
- # If no PDB file is available, a text is now shown with "We're sorry, but ..."
- # Could previously be distinguished by an HTTP error
- if 'sorry' in pdbfile:
- logger.error('no file in PDB format available from wwPDB for the given PDB ID.')
- sys.exit(1)
- except HTTPError:
- logger.error('no file in PDB format available from wwPDB for the given PDB ID')
- sys.exit(1)
- return [pdbfile, current_entry]