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bundle agent probabilistic_usebundle(probability, bundlename)
# @brief activate named bundle probabilistically
# @param probability probability that the named bundle will be activated during
# a given agent execution
# @param bundlename the bundle to activate based on the probability
#
# **Example:**
#
# ```cf3
# bundle agent example
# {
# methods:
# "Toss Coin"
# usebundle => probabilistic_usebundle("50", "heads"),
# comment => "Call bundle heads ~ 50% of the time";
#
# "Trick Coin"
# usebundle => probabilistic_usebundle("75", "heads"),
# comment => "Call bundle heads ~ 75% of the time";
# }
# ```
{
classes:
"fifty_fifty"
expression => strcmp("$(probability)", "50"),
comment => "We have to special case 50 because of the way dist classes
work you would always get 50 defined";
"not_fifty_fifty" expression => "!fifty_fifty";
"have_remainder" expression => isvariable("remainder");
fifty_fifty.have_remainder::
"activate_bundle"
dist => { "$(probability)000", "$(remainder)"};
not_fifty_fifty.have_remainder::
"activate_bundle"
dist => { "$(probability)", "$(remainder)"};
vars:
fifty_fifty::
"remainder"
string => format("%d", eval("((100 - $(probability)) * 1000) +1", "math", "infix"));
not_fifty_fifty::
"remainder"
string => format("%d", eval("100 - $(probability)", "math", "infix"));
methods:
fifty_fifty::
"Activate bundle probabilistically"
handle => "probabilistic_usebundle_methods_special_case_fifty_fifty_activate_bundle",
usebundle => $(bundlename),
if => "activate_bundle_$(probability)000",
comment => "Activate $(bundlename) $(probability)%ish of the time";
not_fifty_fifty::
"Activate bundle probabilistically"
handle => "probabilistic_usebundle_methods_activate_bundle",
usebundle => $(bundlename),
if => "activate_bundle_$(probability)",
comment => "Activate $(bundlename) $(probability)% of the time";
reports:
DEBUG.fifty_fifty::
"$(this.bundle) Special case for 50/50";
"$(this.bundle) activate_bundle_$(probability)000"
if => "activate_bundle_$(probability)000";
"$(this.bundle) activate_bundle_$(probability)001"
if => "activate_bundle_$(probability)001";
}
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