dcrosta

Keybase proof

I hereby claim:

• I am dcrosta on github.
• I am dcrosta (https://keybase.io/dcrosta) on keybase.
• I have a public key ASAQuXx8EHZPizgcpBHawcB0kva5JXCAN-74HvWotp4aJgo

To claim this, I am signing this object:

dcrosta

>>> api.host_tags('my.hostname.com')
['role:base', 'env:prod', 'role:bidder']
>>> api.host_tags('my.hostname.com')
['role:base', 'env:prod']
>>> api.host_tags('my.hostname.com')
['role:base', 'env:prod', 'role:bidder']
>>> api.host_tags('my.hostname.com')
['region:us-east-1', 'role:hdat', 'role:base', 'availability-zone:us-east-1c', 'image:ami-1624987f', 'security-group:sg-a89e60c1', 'instance-type:m1.xlarge', 'name:[redacted]', 'kernel:aki-88aa75e1', 'env:qa', 'security-group:sg-71968219']
>>> api.host_tags('my.hostname.com')
['role:base', 'env:prod', 'role:bidder']

dcrosta

init_config:

instances:
    -   host: localhost
        port: 10101
        name: master
        conf:
            - include:
                  domain: hadoop
                  bean: hadoop:name=MasterStatistics,service=Master

dcrosta

init_config:
  
instances:
    -   host: localhost
        port: 10101
        name: regionserver
        conf:
            - include:  
                  domain: hadoop
                  bean: name=RegionServerStatistics,service=RegionServer

dcrosta

-----> Heroku receiving push
-----> Python app detected
-----> Preparing Python interpreter (2.7.2)
-----> Creating Virtualenv version 1.7.2
       New python executable in .heroku/venv/bin/python2.7
       Not overwriting existing python script .heroku/venv/bin/python (you must use .heroku/venv/bin/python2.7)
       Installing distribute..................................................................................................................................................................................................done.
       Installing pip................done.
       Overwriting .heroku/venv/bin/activate with new content
       Overwriting .heroku/venv/bin/activate.fish with new content

dcrosta

import sys

class TheModule(object):
    def __getattr__(self, name):
        # you can do whatever you want with `name` here
        print (self, name)

sys.modules[__name__] = TheModule()

dcrosta

Guess the output:

   >>> def exec_code_object_and_return_x(codeobj, x):
   ...     exec codeobj
   ...     return x
   ...
   >>> co1 = compile("""x = x + 1""", '<string>', 'exec')
   >>> co2 = compile("""del x""", '<string>', 'exec')
   >>> exec_code_object_and_return_x(co1, 1)
   # What do you get here?

dcrosta

from functools import wraps

class Equalizer(object):
    def __init__(self, rv):
        self._rv = rv

    def __eq__(self, other):
        assert self._rv == other

class Puny(object):

dcrosta

class openFiles(object):
    def __init__(self, *args):
        if not all(isinstance(arg, tuple) for arg in args):
            raise TypeError('arguments to openFiles must all be 2-tuples')
        if not all(len(arg) in (1, 2) for arg in args):
            raise TypeError('arguments to openFiles must all be 2-tuples')
        self.args = args

    def __enter__(self):
        self.fhs = [file(*arg) for arg in self.args]

dcrosta

>>> def adder(amt):
...     def inner(start):
...         return start + amt
...     return inner
... 
>>> plusone = adder(1)
>>> plusone(4)
5