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-rw-r--r--scripts/phenotypes_bulk_edit.py67
1 files changed, 61 insertions, 6 deletions
diff --git a/scripts/phenotypes_bulk_edit.py b/scripts/phenotypes_bulk_edit.py
index 02ee2e4..ebb0241 100644
--- a/scripts/phenotypes_bulk_edit.py
+++ b/scripts/phenotypes_bulk_edit.py
@@ -7,6 +7,7 @@ from typing import Iterator
 from functools import reduce
 
 import requests
+from lxml import etree
 from MySQLdb.cursors import DictCursor
 
 from gn_libs import jobs, mysqldb, sqlite3
@@ -96,10 +97,65 @@ def __fetch_publications__(conn, ids):
         return tuple(dict(row) for row in cursor.fetchall())
 
 
+def __pub_date__(pubdate: etree.Element):
+    pubyear = pubdate.find("Year")
+    pubmonth = pubdate.find("Month")
+    pubday = pubdate.find("Day")
+    return {
+        "year": pubyear.text if pubyear is not None else None,
+        "month": pubmonth.text if pubmonth is not None else None,
+        "day": pubday.text if pubday is not None else None
+    }
+
+
+def __journal__(journal: etree.Element) -> dict:
+    volume = journal.find("JournalIssue/Volume")
+    issue = journal.find("JournalIssue/Issue")
+    return {
+        "volume": volume.text if volume is not None else None,
+        "issue": issue.text if issue is not None else None,
+        **__pub_date__(journal.find("JournalIssue/PubDate")),
+        "journal": journal.find("Title").text
+    }
+
+def __author__(author: etree.Element) -> str:
+    return "%s %s" % (
+        author.find("LastName").text,
+        author.find("Initials").text)
+
+
+def __pages__(pagination: etree.Element) -> str:
+    start = pagination.find("StartPage")
+    end = pagination.find("EndPage")
+    return (start.text + (
+        f"-{end.text}" if end is not None else ""
+    )) if start is not None else ""
+
+
+def __abstract__(article: etree.Element) -> str:
+    abstract = article.find("Abstract/AbstractText")
+    return abstract.text if abstract is not None else None
+
+
+def __article__(pubmed_article: etree.Element) -> dict:
+    article = pubmed_article.find("MedlineCitation/Article")
+    return {
+        "pubmed_id": pubmed_article.find("MedlineCitation/PMID").text,
+        "title": article.find("ArticleTitle").text,
+        **__journal__(article.find("Journal")),
+        "abstract": __abstract__(article),
+        "pages": __pages__(article.find("Pagination")),
+        "authors": ", ".join(__author__(author)
+                             for author in article.findall("AuthorList/Author"))
+    }
+
+
 def __process_pubmed_publication_data__(text):
     """Process the data from PubMed into usable data."""
-    # Process with lxml
-    pass
+    doc = etree.XML(text)
+    articles = doc.xpath("//PubmedArticle")
+    logger.debug("Retrieved %s publications from NCBI", len(articles))
+    return tuple(__article__(article) for article in articles)
 
 
 def __fetch_new_pubmed_ids__(pubmed_ids):
@@ -138,15 +194,14 @@ def __fetch_new_pubmed_ids__(pubmed_ids):
     return tuple()
 
 
-def publications_differences(file_data, db_data, pubmed_ids):
+def publications_differences(file_data, db_data, pubmed_ids) -> dict:
     """Compute differences in the publications."""
     logger.info("Computing differences in publications.")
     db_pubmed_ids = reduce(lambda coll, curr: coll.union(set([curr["PubMed_ID"]])),
                            db_data,
                            set([None]))
-    new_pubmeds = __fetch_new_pubmed_ids__(tuple(
-        pubmed_ids.difference(db_pubmed_ids)))
-    pass
+    new_pubmed_ids = tuple(pubmed_ids.difference(db_pubmed_ids))
+    new_publications = __fetch_new_pubmed_ids__(new_pubmed_ids)
 
 
 def compute_differences(conn, file_contents, pheno_ids, pheno_xref_ids, pubmed_ids) -> tuple[tuple[dict, ...], tuple[dict, ...], tuple[dict, ...]]: