chore: remove Metrics deprecated code

Author: heitorlessa

aws_lambda_powertools/helper/models.py

@@ -4,7 +4,6 @@
 """
 
 from enum import Enum
-from typing import Union
 
 
 class LambdaContextModel:
@@ -100,33 +99,3 @@ class MetricUnit(Enum):
     GigabitsPerSecond = "Gigabits/Second"
     TerabitsPerSecond = "Terabits/Second"
     CountPerSecond = "Count/Second"
-
-
-def build_metric_unit_from_str(unit: Union[str, MetricUnit]) -> MetricUnit:
-    """Builds correct metric unit value from string or return Count as default
-
-    Parameters
-    ----------
-    unit : str, MetricUnit
-        metric unit
-
-    Returns
-    -------
-    MetricUnit
-        Metric Unit enum from string value or MetricUnit.Count as a default
-    """
-    if isinstance(unit, MetricUnit):
-        return unit
-
-    if isinstance(unit, str):
-        unit = unit.lower().capitalize()
-
-    metric_unit = None
-
-    try:
-        metric_unit = MetricUnit[unit]
-    except (TypeError, KeyError):
-        metric_units = [units for units, _ in MetricUnit.__members__.items()]
-        raise ValueError(f"Invalid Metric Unit - Received {unit}. Value Metric Units are {metric_units}")
-
-    return metric_unit

aws_lambda_powertools/metrics/__init__.py

@@ -1,7 +1,7 @@
 """CloudWatch Embedded Metric Format utility
 """
 from ..helper.models import MetricUnit
-from .exceptions import MetricUnitError, MetricValueError, SchemaValidationError, UniqueNamespaceError
+from .exceptions import MetricUnitError, MetricValueError, SchemaValidationError
 from .metric import single_metric
 from .metrics import Metrics
 
@@ -12,5 +12,4 @@
     "MetricUnitError",
     "SchemaValidationError",
     "MetricValueError",
-    "UniqueNamespaceError",
 ]

aws_lambda_powertools/metrics/base.py

@@ -4,13 +4,12 @@
 import numbers
 import os
 import pathlib
-import warnings
 from typing import Dict, List, Union
 
 import fastjsonschema
 
 from ..helper.models import MetricUnit
-from .exceptions import MetricUnitError, MetricValueError, SchemaValidationError, UniqueNamespaceError
+from .exceptions import MetricUnitError, MetricValueError, SchemaValidationError
 
 logger = logging.getLogger(__name__)
 
@@ -45,8 +44,6 @@ class MetricManager:
         When metric metric isn't supported by CloudWatch
     MetricValueError
         When metric value isn't a number
-    UniqueNamespaceError
-        When an additional namespace is set
     SchemaValidationError
         When metric object fails EMF schema validation
     """
@@ -61,30 +58,6 @@ def __init__(
         self._metric_units = [unit.value for unit in MetricUnit]
         self._metric_unit_options = list(MetricUnit.__members__)
 
-    def add_namespace(self, name: str):
-        """Adds given metric namespace
-
-        Example
-        -------
-        **Add metric namespace**
-
-            metric.add_namespace(name="ServerlessAirline")
-
-        Parameters
-        ----------
-        name : str
-            Metric namespace
-        """
-        warnings.warn(
-            "add_namespace method is deprecated. Pass namespace to Metrics constructor instead", DeprecationWarning
-        )
-        if self.namespace is not None:
-            raise UniqueNamespaceError(
-                f"Namespace '{self.namespace}' already set - Only one namespace is allowed across metrics"
-            )
-        logger.debug(f"Adding metrics namespace: {name}")
-        self.namespace = name
-
     def add_metric(self, name: str, unit: MetricUnit, value: Union[float, int]):
         """Adds given metric
 

aws_lambda_powertools/metrics/exceptions.py

@@ -14,9 +14,3 @@ class MetricValueError(Exception):
     """When metric value isn't a valid number"""
 
     pass
-
-
-class UniqueNamespaceError(Exception):
-    """When an additional namespace is set"""
-
-    pass