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-rw-r--r--gn3/data_helpers.py14
1 files changed, 13 insertions, 1 deletions
diff --git a/gn3/data_helpers.py b/gn3/data_helpers.py
index f0d971e..d3f942b 100644
--- a/gn3/data_helpers.py
+++ b/gn3/data_helpers.py
@@ -5,7 +5,7 @@ data structures.
 
 from math import ceil
 from functools import reduce
-from typing import Any, Tuple, Sequence
+from typing import Any, Tuple, Sequence, Optional
 
 def partition_all(num: int, items: Sequence[Any]) -> Tuple[Tuple[Any, ...], ...]:
     """
@@ -23,3 +23,15 @@ def partition_all(num: int, items: Sequence[Any]) -> Tuple[Tuple[Any, ...], ...]
         tuple(items[start:stop]) for start, stop # type: ignore[has-type]
         in reduce(
             __compute_start_stop__, iterations, tuple())])
+
+def parse_csv_line(
+        line: str, delimiter: str = ",",
+        quoting: Optional[str] = '"') -> Tuple[str, ...]:
+    """
+    Parses a line from a CSV file into a tuple of strings.
+
+    This is a migration of the `web.webqtl.utility.webqtlUtil.readLineCSV`
+    function in GeneNetwork1.
+    """
+    return tuple(
+        col.strip("{} \t\n".format(quoting)) for col in line.split(delimiter))