chore(tracing): remove deprecated modules 3.0

Author: mabdinur

ddtrace/__init__.py

@@ -25,12 +25,6 @@
 
 from ._monkey import patch  # noqa: E402
 from ._monkey import patch_all  # noqa: E402
-from .internal.compat import PYTHON_VERSION_INFO  # noqa: E402
-from .internal.utils.deprecations import DDTraceDeprecationWarning  # noqa: E402
-from ddtrace._trace.pin import Pin  # noqa: E402
-from ddtrace._trace.span import Span  # noqa: E402
-from ddtrace._trace.tracer import Tracer  # noqa: E402
-from ddtrace.vendor import debtcollector
 from .version import get_version  # noqa: E402
 
 
@@ -39,15 +33,6 @@
 
 _start_mini_agent()
 
-# DEV: Import deprecated tracer module in order to retain side-effect of package
-# initialization, which added this module to sys.modules. We catch deprecation
-# warnings as this is only to retain a side effect of the package
-# initialization.
-# TODO: Remove this in v3.0 when the ddtrace/tracer.py module is removed
-with warnings.catch_warnings():
-    warnings.simplefilter("ignore")
-    from .tracer import Tracer as _
-
 __version__ = get_version()
 
 # TODO: Deprecate accessing tracer from ddtrace.__init__ module in v4.0
@@ -57,47 +42,5 @@
 __all__ = [
     "patch",
     "patch_all",
-    "Pin",
-    "Span",
-    "Tracer",
     "config",
-    "DDTraceDeprecationWarning",
-]
-
-
-_DEPRECATED_TRACE_ATTRIBUTES = [
-    "Span",
-    "Tracer",
-    "Pin",
 ]
-
-
-def __getattr__(name):
-    if name in _DEPRECATED_TRACE_ATTRIBUTES:
-        debtcollector.deprecate(
-            ("%s.%s is deprecated" % (__name__, name)),
-            message="Import from ddtrace.trace instead.",
-            category=DDTraceDeprecationWarning,
-            removal_version="3.0.0",
-        )
-
-    if name in globals():
-        return globals()[name]
-
-    raise AttributeError("%s has no attribute %s", __name__, name)
-
-
-def check_supported_python_version():
-    if PYTHON_VERSION_INFO < (3, 8):
-        deprecation_message = (
-            "Support for ddtrace with Python version %d.%d is deprecated and will be removed in 3.0.0."
-        )
-        if PYTHON_VERSION_INFO < (3, 7):
-            deprecation_message = "Support for ddtrace with Python version %d.%d was removed in 2.0.0."
-        debtcollector.deprecate(
-            (deprecation_message % (PYTHON_VERSION_INFO[0], PYTHON_VERSION_INFO[1])),
-            category=DDTraceDeprecationWarning,
-        )
-
-
-check_supported_python_version()

ddtrace/constants.py

@@ -1,39 +1,37 @@
-from ddtrace.internal.utils.deprecations import DDTraceDeprecationWarning as _DDTraceDeprecationWarning
-from ddtrace.vendor import debtcollector as _debtcollector
-
-
-# TODO: Deprecate and remove the SAMPLE_RATE_METRIC_KEY constant.
-# This key enables legacy trace sampling support in the Datadog agent.
-_SAMPLE_RATE_METRIC_KEY = SAMPLE_RATE_METRIC_KEY = "_sample_rate"
-_SAMPLING_PRIORITY_KEY = SAMPLING_PRIORITY_KEY = "_sampling_priority_v1"
-_ANALYTICS_SAMPLE_RATE_KEY = ANALYTICS_SAMPLE_RATE_KEY = "_dd1.sr.eausr"
-_SAMPLING_AGENT_DECISION = SAMPLING_AGENT_DECISION = "_dd.agent_psr"
-_SAMPLING_RULE_DECISION = SAMPLING_RULE_DECISION = "_dd.rule_psr"
-_SAMPLING_LIMIT_DECISION = SAMPLING_LIMIT_DECISION = "_dd.limit_psr"
+"""
+This module contains constants used across ddtrace products.
+
+Constants that should NOT be referenced by ddtrace users are marked with a leading underscore.
+"""
+_SAMPLING_PRIORITY_KEY = "_sampling_priority_v1"
+_ANALYTICS_SAMPLE_RATE_KEY = "_dd1.sr.eausr"
+_SAMPLING_AGENT_DECISION = "_dd.agent_psr"
+_SAMPLING_RULE_DECISION = "_dd.rule_psr"
+_SAMPLING_LIMIT_DECISION = "_dd.limit_psr"
 _SINGLE_SPAN_SAMPLING_MECHANISM = "_dd.span_sampling.mechanism"
 _SINGLE_SPAN_SAMPLING_RATE = "_dd.span_sampling.rule_rate"
 _SINGLE_SPAN_SAMPLING_MAX_PER_SEC = "_dd.span_sampling.max_per_second"
 _SINGLE_SPAN_SAMPLING_MAX_PER_SEC_NO_LIMIT = -1
 _APM_ENABLED_METRIC_KEY = "_dd.apm.enabled"
 
-_ORIGIN_KEY = ORIGIN_KEY = "_dd.origin"
-_USER_ID_KEY = USER_ID_KEY = "_dd.p.usr.id"
-_HOSTNAME_KEY = HOSTNAME_KEY = "_dd.hostname"
-_RUNTIME_FAMILY = RUNTIME_FAMILY = "_dd.runtime_family"
+_ORIGIN_KEY = "_dd.origin"
+_USER_ID_KEY = "_dd.p.usr.id"
+_HOSTNAME_KEY = "_dd.hostname"
+_RUNTIME_FAMILY = "_dd.runtime_family"
 ENV_KEY = "env"
 VERSION_KEY = "version"
 SERVICE_KEY = "service.name"
-_BASE_SERVICE_KEY = BASE_SERVICE_KEY = "_dd.base_service"
+_BASE_SERVICE_KEY = "_dd.base_service"
 SERVICE_VERSION_KEY = "service.version"
 SPAN_KIND = "span.kind"
-_SPAN_MEASURED_KEY = SPAN_MEASURED_KEY = "_dd.measured"
-_KEEP_SPANS_RATE_KEY = KEEP_SPANS_RATE_KEY = "_dd.tracer_kr"
-_MULTIPLE_IP_HEADERS = MULTIPLE_IP_HEADERS = "_dd.multiple-ip-headers"
+_SPAN_MEASURED_KEY = "_dd.measured"
+_KEEP_SPANS_RATE_KEY = "_dd.tracer_kr"
+_MULTIPLE_IP_HEADERS = "_dd.multiple-ip-headers"
 
 APPSEC_ENV = "DD_APPSEC_ENABLED"
-_CONFIG_ENDPOINT_ENV = CONFIG_ENDPOINT_ENV = "_DD_CONFIG_ENDPOINT"
-_CONFIG_ENDPOINT_RETRIES_ENV = CONFIG_ENDPOINT_RETRIES_ENV = "_DD_CONFIG_ENDPOINT_RETRIES"
-_CONFIG_ENDPOINT_TIMEOUT_ENV = CONFIG_ENDPOINT_TIMEOUT_ENV = "_DD_CONFIG_ENDPOINT_TIMEOUT"
+_CONFIG_ENDPOINT_ENV = "_DD_CONFIG_ENDPOINT"
+_CONFIG_ENDPOINT_RETRIES_ENV = "_DD_CONFIG_ENDPOINT_RETRIES"
+_CONFIG_ENDPOINT_TIMEOUT_ENV = "_DD_CONFIG_ENDPOINT_TIMEOUT"
 IAST_ENV = "DD_IAST_ENABLED"
 
 MANUAL_DROP_KEY = "manual.drop"
@@ -53,38 +51,3 @@
 AUTO_KEEP = 1
 # Use this to explicitly inform the backend that a trace should be kept and stored.
 USER_KEEP = 2
-
-
-_DEPRECATED_MODULE_ATTRIBUTES = [
-    "ANALYTICS_SAMPLE_RATE_KEY",
-    "SAMPLE_RATE_METRIC_KEY",
-    "SAMPLING_PRIORITY_KEY",
-    "SAMPLING_AGENT_DECISION",
-    "SAMPLING_RULE_DECISION",
-    "SAMPLING_LIMIT_DECISION",
-    "USER_ID_KEY",
-    "ORIGIN_KEY",
-    "HOSTNAME_KEY",
-    "RUNTIME_FAMILY",
-    "BASE_SERVICE_KEY",
-    "SPAN_MEASURED_KEY",
-    "KEEP_SPANS_RATE_KEY",
-    "MULTIPLE_IP_HEADERS",
-    "CONFIG_ENDPOINT_ENV",
-    "CONFIG_ENDPOINT_RETRIES_ENV",
-    "CONFIG_ENDPOINT_TIMEOUT_ENV",
-]
-
-
-def __getattr__(name):
-    if name in _DEPRECATED_MODULE_ATTRIBUTES:
-        _debtcollector.deprecate(
-            ("%s.%s is deprecated" % (__name__, name)),
-            category=_DDTraceDeprecationWarning,
-            removal_version="3.0.0",
-        )
-
-    if name in globals():
-        return globals()[name]
-
-    raise AttributeError("%s has no attribute %s", __name__, name)