make version of ts_mon compatible with appengine

infra_libs/ts_mon/errors.py

Index: infra_libs/ts_mon/errors.py
diff --git a/infra_libs/ts_mon/errors.py b/infra_libs/ts_mon/errors.py
deleted file mode 100644
index 24fd56ff0df48bc40516bebbce8946e6146f2f89..0000000000000000000000000000000000000000
--- a/infra_libs/ts_mon/errors.py
+++ /dev/null
@@ -1,106 +0,0 @@
-# Copyright 2015 The Chromium Authors. All rights reserved.
-# Use of this source code is governed by a BSD-style license that can be
-# found in the LICENSE file.
-
-"""Classes representing errors that can be raised by the monitoring library."""
-
-
-class MonitoringError(Exception):
-  """Base class for exceptions raised by this module."""
-
-
-class MonitoringDecreasingValueError(MonitoringError):
-  """Raised when setting a metric value that should increase but doesn't."""
-
-  def __init__(self, metric, old_value, new_value):
-    self.metric = metric,
-    self.old_value = old_value
-    self.new_value = new_value
-
-  def __str__(self):
-    return ('Monotonically increasing metric "%s" was given value "%s", which '
-            'is not greater than or equal to "%s".' % (
-                self.metric, self.new_value, self.old_value))
-
-
-class MonitoringDuplicateRegistrationError(MonitoringError):
-  """Raised when trying to register a metric with the same name as another."""
-
-  def __init__(self, metric):
-    self.metric = metric
-
-  def __str__(self):
-    return 'Different metrics with the same name "%s" were both registered.' % (
-        self.metric)
-
-
-class MonitoringIncrementUnsetValueError(MonitoringError):
-  """Raised when trying to increment a metric which hasn't been set."""
-
-  def __init__(self, metric):
-    self.metric = metric
-
-  def __str__(self):
-    return 'Metric "%s" was incremented without first setting a value.' % (
-        self.metric)
-
-
-class MonitoringInvalidValueTypeError(MonitoringError):
-  """Raised when sending a metric value is not a valid type."""
-
-  def __init__(self, metric, value):
-    self.metric = metric
-    self.value = value
-
-  def __str__(self):
-    return 'Metric "%s" was given invalid value "%s" (%s).' % (
-        self.metric, self.value, type(self.value))
-
-
-class MonitoringInvalidFieldTypeError(MonitoringError):
-  """Raised when sending a metric with a field value of an invalid type."""
-
-  def __init__(self, metric, field, value):
-    self.metric = metric
-    self.field = field
-    self.value = value
-
-  def __str__(self):
-    return 'Metric "%s" was given field "%s" with invalid value "%s" (%s).' % (
-        self.metric, self.field, self.value, type(self.value))
-
-
-class MonitoringTooManyFieldsError(MonitoringError):
-  """Raised when sending a metric with more than 7 fields."""
-
-  def __init__(self, metric, fields):
-    self.metric = metric
-    self.fields = fields
-
-  def __str__(self):
-    return 'Metric "%s" was given too many (%d > 7) fields: %s.' % (
-        self.metric, len(self.fields), self.fields)
-
-
-class MonitoringNoConfiguredMonitorError(MonitoringError):
-  """Raised when sending a metric without configuring the global Monitor."""
-
-  def __init__(self, metric):
-    self.metric = metric
-
-  def __str__(self):
-    if self.metric is not None:
-      return 'Metric "%s" was sent before initializing the global Monitor.' % (
-          self.metric)
-    else:
-      return 'Metrics were sent before initializing the global Monitor.'
-
-
-class MonitoringNoConfiguredTargetError(MonitoringError):
-  """Raised when sending a metric with no global nor local Target."""
-
-  def __init__(self, metric):
-    self.metric = metric
-
-  def __str__(self):
-    return 'Metric "%s" was sent with no Target configured.' % (self.metric)