Make get_tmin_tmax method work for models and add del_model method

pastastore/base.py

@@ -659,6 +659,16 @@ def del_models(self, names: Union[list, str]) -> None:
             self._del_oseries_model_link(oname, n)
         self._clear_cache("_modelnames_cache")
 
+    def del_model(self, names: Union[list, str]) -> None:
+        """Delete model(s) from the database.
+
+        Parameters
+        ----------
+        names : str or list of str
+            name(s) of the model to delete
+        """
+        self.del_models(names=names)
+
     def del_oseries(self, names: Union[list, str], remove_models: bool = False):
         """Delete oseries from the database.
 

pastastore/store.py

@@ -1,7 +1,7 @@
 import json
 import os
 import warnings
-from typing import List, Optional, Tuple, Union
+from typing import List, Literal, Optional, Tuple, Union
 
 import numpy as np
 import pandas as pd
@@ -384,7 +384,12 @@ def get_signatures(
 
         return signatures_df
 
-    def get_tmin_tmax(self, libname, names=None, progressbar=False):
+    def get_tmin_tmax(
+        self,
+        libname: Literal["oseries", "stresses", "models"],
+        names: Union[str, List[str], None] = None,
+        progressbar: bool = False,
+    ):
         """Get tmin and tmax for time series.
 
         Parameters
@@ -410,12 +415,25 @@ def get_tmin_tmax(self, libname, names=None, progressbar=False):
         )
         desc = f"Get tmin/tmax {libname}"
         for n in tqdm(names, desc=desc) if progressbar else names:
-            if libname == "oseries":
-                s = self.conn.get_oseries(n)
+            if libname == "models":
+                mld = self.conn.get_models(
+                    n,
+                    return_dict=True,
+                    progressbar=False,
+                    update_ts_settings=False,
+                    squeeze=True,
+                )
+                tmintmax.loc[n, "tmin"] = mld["settings"]["tmin"]
+                tmintmax.loc[n, "tmax"] = mld["settings"]["tmax"]
             else:
-                s = self.conn.get_stresses(n)
-            tmintmax.loc[n, "tmin"] = s.first_valid_index()
-            tmintmax.loc[n, "tmax"] = s.last_valid_index()
+                s = (
+                    self.conn.get_oseries(n)
+                    if libname == "oseries"
+                    else self.conn.get_stresses(n)
+                )
+                tmintmax.loc[n, "tmin"] = s.first_valid_index()
+                tmintmax.loc[n, "tmax"] = s.last_valid_index()
+
         return tmintmax
 
     def get_extent(self, libname, names=None, buffer=0.0):

pastastore/yaml_interface.py

@@ -11,7 +11,6 @@
 
 from pastastore.version import PASTAS_LEQ_022
 
-
 logger = logging.getLogger(__name__)
 
 

tests/test_003_pastastore.py

@@ -23,8 +23,17 @@ def test_iter_stresses(pstore):
 
 @pytest.mark.dependency()
 def test_get_tmintmax(pstore):
-    _ = pstore.get_tmin_tmax("oseries")
-    _ = pstore.get_tmin_tmax("stresses")
+    print(pstore.model_names)
+    ostt = pstore.get_tmin_tmax("oseries")
+    assert ostt.at["oseries1", "tmin"] == pd.Timestamp("2010-01-14")
+    sttt = pstore.get_tmin_tmax("stresses")
+    assert sttt.at["evap2", "tmax"] == pd.Timestamp("2016-11-22")
+    ml = pstore.create_model("oseries1")
+    ml.solve(report=False)
+    pstore.conn.add_model(ml)
+    mltt = pstore.get_tmin_tmax("models")
+    assert mltt.at["oseries1", "tmax"] == pd.Timestamp("2015-06-28")
+    pstore.del_model("oseries1")
 
 
 @pytest.mark.dependency()