Made PVValue a string

Author: LowriJenkins

src/genie_python/genie_epics_api.py

@@ -617,7 +617,7 @@ def get_block_units(self, block_name: str) -> str | None:
 
     def _get_pars(
         self, pv_prefix_identifier: str, get_names_from_blockserver: Callable[[], Any]
-    ) -> dict[str, PVValue]:
+    ) -> dict[str, "PVValue"]:
         """
         Get the current parameter values for a given pv subset as a dictionary.
         """
@@ -639,7 +639,7 @@ def _get_pars(
                     )
         return ans
 
-    def get_sample_pars(self) -> dict[str, PVValue]:
+    def get_sample_pars(self) -> dict[str, "PVValue"]:
         """
         Get the current sample parameter values as a dictionary.
         """
@@ -669,7 +669,7 @@ def set_sample_par(self, name: str, value: "PVValue") -> None:
                     return
         raise Exception("Sample parameter %s does not exist" % name)
 
-    def get_beamline_pars(self) -> dict[str, PVValue]:
+    def get_beamline_pars(self) -> dict[str, "PVValue"]:
         """
         Get the current beamline parameter values as a dictionary.
         """
@@ -694,7 +694,7 @@ def set_beamline_par(self, name: str, value: "PVValue") -> None:
                     return
         raise Exception("Beamline parameter %s does not exist" % name)
 
-    def get_runcontrol_settings(self, block_name: str) -> tuple[PVValue, PVValue, PVValue]:
+    def get_runcontrol_settings(self, block_name: str) -> tuple["PVValue", "PVValue", "PVValue"]:
         """
         Gets the current run-control settings for a block.
 
@@ -898,7 +898,7 @@ def get_pv_alarm(self, pv_name: str) -> str:
         except Exception:
             return "UNKNOWN"
 
-    def get_block_data(self, block: str, fail_fast: bool = False) -> dict[str, PVValue]:
+    def get_block_data(self, block: str, fail_fast: bool = False) -> dict[str, "PVValue"]:
         """
         Gets the useful values associated with a block.