+# to load on the fly:

+"""

+import urllib.request as ur

+exec(ur.urlopen('http://bit.do/git_int').read())

+"""

+            #<code object (?P<varname>[^ ]+) at 0x7f4cd408a6f0, file "(?P<path_to>[^"]*)?{pyfn}", line 6>

+import glob

+import json

+import os

+from pprint import pprint

+import re

+import subprocess

+import urllib.request as ur

+

+from IPython.core.magic import register_line_magic

+ 

+git_repo_dir = '.git_repos'

+not os.path.exists(git_repo_dir) and os.mkdir(git_repo_dir)

+

+@register_line_magic

+def bitbucket_snippet(line) :

+    line = line.split()

+    if len(line) != 2 :

+        print('Usage:\n'

+              '%bitbucket_snippet <username> <snippet id>\n'

+              'e.g. %bitbucket_snippet adamlabadorf x684a')

+        return

+    owner, snippet_id = line

+    get_bitbucket_snippet(owner,snippet_id)

+    

+def get_bitbucket_snippet(owner, snip_id) :

+    snippet_url = 'https://api.bitbucket.org/2.0/snippets/{owner}/{snip_id}'

+

+    params = dict(

+        owner = owner,

+        snip_id = snip_id

+    )

+

+    # fetch json obj

+    req = ur.urlopen(snippet_url.format(**params)).read()

+    req_json = json.loads(req.decode('utf-8'))

+

+    if not req_json.get('links') or not req_json.get('links').get('clone') :

+        raise Exception('unexpected JSON structure: {}'.format(

+                json.dumps(req_json,indent=2))

+        )

+

+    href = [_['href'] for _ in req_json['links']['clone'] if _['name'] == 'https']

+    if not href :

+        raise Exception('No https href was found for snippet')

+    href = href[0]

+

+    snip_id = req_json.get('id',params['snip_id'])

+    repo_dir = '{}/{}'.format(git_repo_dir,snip_id)

+    

+    git_clone_or_pull(href,repo_dir)

+    

+    exec_dir(repo_dir)

+

+def git_clone_or_pull(href,repo_dir) :

+    if os.path.exists(repo_dir) :

+        git_cmd = ('git','pull')

+        p = subprocess.Popen(git_cmd

+                             ,stderr=subprocess.PIPE

+                             ,stdout=subprocess.PIPE

+                             ,cwd=repo_dir

+                            )

+    else :

+        git_cmd = ('git','clone',href,repo_dir)

+        p = subprocess.Popen(git_cmd

+                             ,stderr=subprocess.PIPE

+                             ,stdout=subprocess.PIPE

+                            )

+    stdout, stderr = p.communicate()

+    if stderr.strip() :

+        print('git command: {}'.format(' '.join(git_cmd)))

+        print('Stderr: {}'.format(stderr))

+    return

+

+def exec_dir(py_dir) :

+    # exec all of the python code in the dir

+    # you'd better trust that code!

+    for pyfn in glob.glob('{}/*.py'.format(py_dir)) :

+        # http://stackoverflow.com/questions/436198/what-is-an-alternative-to-execfile-in-python-3-0

+        print('Sourcing {}'.format(pyfn))

+        with open(pyfn) as f :

+            cobj = compile(f.read(),pyfn,'exec')

+            exec(cobj,globals(),locals())

+            # things declared/defined in the module show up in co_consts like follows

+            #<code object d3coffeescriptmagic at 0x7f4cd408a6f0, file ".git_repos/x684a/jupyter_snippet.py", line 6>

+            src_defines = []

+            for const in cobj.co_consts :

+                const = repr(const)

+                if pyfn in const :

+                    patt = '<code object ([^ ]+).*'

+                    src_defines.append(re.match(patt,const).group(1))