edge case that last recalc date not set correctly

Author: Jesse

CHANGELOG.md

@@ -1,7 +1,13 @@
 
 # Changelog - xerparser
 
-## 0.13.6 - 205-06-27
+## 0.13.7 - 2025-08-20
+
+* Handle edge case where incorrect data date is recorded in the XER file; revert to planned start date in these cases. May need to re-create the the xer_data.json file when running the tests.
+
+---
+
+## 0.13.6 - 2025-06-27
 
 * Added `duration_percent_complete` and `units_percent_complete` properties to the `TASK` class.
 * Updated the `phys_complete_pct` attribute to be a decimal from 0 to 1.

poetry.lock

@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "xerparser"
-version = "0.13.6"
+version = "0.13.7"
 description = "Parse a P6 .xer file to a Python object."
 authors = ["Jesse <code@seqmanagement.com>"]
 license = "GPL-3.0-only"

pyproject.toml

@@ -284,7 +284,7 @@ def test_create_xer(self):
                     self.assertEqual(
                         project.duration_percent,
                         file[project.short_name]["duration_percent"],
-                        f"{project.short_name} Project Duration Percent",
+                        f"{project.short_name} Project Duration Percent | Remaining Duration is {project.remaining_duration} days | Original Duration is {project.original_duration} days",
                     )
                     self.assertEqual(
                         project.original_duration,

tests/test_parser.py

@@ -1,6 +1,8 @@
 # xerparser
 # pcattype.py
 
+from xerparser.src.validators import optional_int
+
 
 class PCATTYPE:
     """
@@ -14,7 +16,7 @@ def __init__(self, **data: str) -> None:
         """Max Character Length"""
         self.name: str = data["proj_catg_type"]
         """Project Code Name"""
-        self.seq_num: int | None = None if (seq := data["seq_num"]) == "" else int(seq)
+        self.seq_num: int | None = optional_int(data["seq_num"])
         """Sort Order"""
 
     def __eq__(self, __o: "PCATTYPE") -> bool:

xerparser/schemas/pcattype.py

@@ -43,8 +43,9 @@ def __init__(
         """Date Project was Created"""
         self.default_calendar: CALENDAR | None = default_calendar
         """Default Calendar Assigned to Project"""
-        self.data_date: datetime = datetime.strptime(
-            data["last_recalc_date"], date_format
+        self.data_date: datetime = max(
+            datetime.strptime(data["last_recalc_date"], date_format),
+            datetime.strptime(data["plan_start_date"], date_format),
         )
         """Date Project is Updated To"""
         self.export_flag: bool = data["export_flag"] == "Y"
@@ -185,7 +186,9 @@ def remaining_cost(self) -> float:
     @property
     def remaining_duration(self) -> int:
         """Project remaining duration in calendar days from data date to finish date"""
-        return max((0, (self.finish_date - self.data_date).days))
+        return max(
+            (0, (self.finish_date - max(self.data_date, self.actual_start)).days)
+        )
 
     @cached_property
     @rounded(ndigits=4)