allow params in gh_api methods

tools/gh_api.py

@@ -1,254 +1,259 b''
 """Functions for Github API requests."""
 from __future__ import print_function
 
 try:
     input = raw_input
 except NameError:
     pass
 
 import os
 import re
 import sys
 
 import requests
 import getpass
 import json
 
 try:
     import requests_cache
 except ImportError:
     print("no cache")
 else:
     requests_cache.install_cache("gh_api")
 
 # Keyring stores passwords by a 'username', but we're not storing a username and
 # password
 fake_username = 'ipython_tools'
 
 class Obj(dict):
     """Dictionary with attribute access to names."""
     def __getattr__(self, name):
         try:
             return self[name]
         except KeyError:
             raise AttributeError(name)
     
     def __setattr__(self, name, val):
         self[name] = val
 
 token = None
 def get_auth_token():
     global token
     
     if token is not None:
         return token
     
     import keyring
     token = keyring.get_password('github', fake_username)
     if token is not None:
         return token
     
     print("Please enter your github username and password. These are not "
            "stored, only used to get an oAuth token. You can revoke this at "
            "any time on Github.")
     user = input("Username: ")
     pw = getpass.getpass("Password: ")
     
     auth_request = {
       "scopes": [
         "public_repo",
         "gist"
       ],
       "note": "IPython tools",
       "note_url": "https://github.com/ipython/ipython/tree/master/tools",
     }
     response = requests.post('https://api.github.com/authorizations',
                             auth=(user, pw), data=json.dumps(auth_request))
     response.raise_for_status()
     token = json.loads(response.text)['token']
     keyring.set_password('github', fake_username, token)
     return token
 
 def make_auth_header():
     return {'Authorization': 'token ' + get_auth_token()}
 
 def post_issue_comment(project, num, body):
     url = 'https://api.github.com/repos/{project}/issues/{num}/comments'.format(project=project, num=num)
     payload = json.dumps({'body': body})
     requests.post(url, data=payload, headers=make_auth_header())
 
 def post_gist(content, description='', filename='file', auth=False):
     """Post some text to a Gist, and return the URL."""
     post_data = json.dumps({
       "description": description,
       "public": True,
       "files": {
         filename: {
           "content": content
         }
       }
     }).encode('utf-8')
     
     headers = make_auth_header() if auth else {}
     response = requests.post("https://api.github.com/gists", data=post_data, headers=headers)
     response.raise_for_status()
     response_data = json.loads(response.text)
     return response_data['html_url']
     
 def get_pull_request(project, num, auth=False):
     """get pull request info  by number
     """
     url = "https://api.github.com/repos/{project}/pulls/{num}".format(project=project, num=num)
     if auth:
         header = make_auth_header()
     else:
         header = None
     response = requests.get(url, headers=header)
     response.raise_for_status()
     return json.loads(response.text, object_hook=Obj)
 
 def get_pull_request_files(project, num, auth=False):
     """get list of files in a pull request"""
     url = "https://api.github.com/repos/{project}/pulls/{num}/files".format(project=project, num=num)
     if auth:
         header = make_auth_header()
     else:
         header = None
     return get_paged_request(url, headers=header)
 
 element_pat = re.compile(r'<(.+?)>')
 rel_pat = re.compile(r'rel=[\'"](\w+)[\'"]')
 
-def get_paged_request(url, headers=None):
+def get_paged_request(url, headers=None, **params):
     """get a full list, handling APIv3's paging"""
     results = []
+    params.setdefault("per_page", 100)
     while True:
-        print("fetching %s" % url, file=sys.stderr)
-        response = requests.get(url, headers=headers)
+        print("fetching %s with %s" % (url, params), file=sys.stderr)
+        response = requests.get(url, headers=headers, params=params)
         response.raise_for_status()
         results.extend(response.json())
         if 'next' in response.links:
             url = response.links['next']['url']
         else:
             break
     return results
 
-def get_pulls_list(project, state="closed", auth=False):
-    """get pull request list
-    """
-    url = "https://api.github.com/repos/{project}/pulls?state={state}&per_page=100".format(project=project, state=state)
+def get_pulls_list(project, auth=False, **params):
+    """get pull request list"""
+    params.setdefault("state", "closed")
+    url = "https://api.github.com/repos/{project}/pulls".format(project=project)
     if auth:
         headers = make_auth_header()
     else:
         headers = None
-    pages = get_paged_request(url, headers=headers)
+    pages = get_paged_request(url, headers=headers, params=params)
     return pages
 
-def get_issues_list(project, state="closed", auth=False):
-    """get pull request list
-    """
-    url = "https://api.github.com/repos/{project}/pulls?state={state}&per_page=100".format(project=project, state=state)
+def get_issues_list(project, auth=False, **params):
+    """get issues list"""
+    params.setdefault("state", "closed")
+    url = "https://api.github.com/repos/{project}/issues".format(project=project)
     if auth:
         headers = make_auth_header()
     else:
         headers = None
-    pages = get_paged_request(url, headers=headers)
+    pages = get_paged_request(url, headers=headers, **params)
     return pages
 
+def is_pull_request(issue):
+    """Return True if the given issue is a pull request."""
+    return bool(issue.get('pull_request', {}).get('html_url', None))
+
 # encode_multipart_formdata is from urllib3.filepost
 # The only change is to iter_fields, to enforce S3's required key ordering
 
 def iter_fields(fields):
     fields = fields.copy()
     for key in ('key', 'acl', 'Filename', 'success_action_status', 'AWSAccessKeyId',
         'Policy', 'Signature', 'Content-Type', 'file'):
         yield (key, fields.pop(key))
     for (k,v) in fields.items():
         yield k,v
 
 def encode_multipart_formdata(fields, boundary=None):
     """
     Encode a dictionary of ``fields`` using the multipart/form-data mime format.
 
     :param fields:
         Dictionary of fields or list of (key, value) field tuples.  The key is
         treated as the field name, and the value as the body of the form-data
         bytes. If the value is a tuple of two elements, then the first element
         is treated as the filename of the form-data section.
 
         Field names and filenames must be unicode.
 
     :param boundary:
         If not specified, then a random boundary will be generated using
         :func:`mimetools.choose_boundary`.
     """
     # copy requests imports in here:
     from io import BytesIO
     from requests.packages.urllib3.filepost import (
         choose_boundary, six, writer, b, get_content_type
     )
     body = BytesIO()
     if boundary is None:
         boundary = choose_boundary()
 
     for fieldname, value in iter_fields(fields):
         body.write(b('--%s\r\n' % (boundary)))
 
         if isinstance(value, tuple):
             filename, data = value
             writer(body).write('Content-Disposition: form-data; name="%s"; '
                                'filename="%s"\r\n' % (fieldname, filename))
             body.write(b('Content-Type: %s\r\n\r\n' %
                        (get_content_type(filename))))
         else:
             data = value
             writer(body).write('Content-Disposition: form-data; name="%s"\r\n'
                                % (fieldname))
             body.write(b'Content-Type: text/plain\r\n\r\n')
 
         if isinstance(data, int):
             data = str(data)  # Backwards compatibility
         if isinstance(data, six.text_type):
             writer(body).write(data)
         else:
             body.write(data)
 
         body.write(b'\r\n')
 
     body.write(b('--%s--\r\n' % (boundary)))
 
     content_type = b('multipart/form-data; boundary=%s' % boundary)
 
     return body.getvalue(), content_type
 
 
 def post_download(project, filename, name=None, description=""):
     """Upload a file to the GitHub downloads area"""
     if name is None:
         name = os.path.basename(filename)
     with open(filename, 'rb') as f:
         filedata = f.read()
     
     url = "https://api.github.com/repos/{project}/downloads".format(project=project)
     
     payload = json.dumps(dict(name=name, size=len(filedata),
                     description=description))
     response = requests.post(url, data=payload, headers=make_auth_header())
     response.raise_for_status()
     reply = json.loads(response.content)
     s3_url = reply['s3_url']
     
     fields = dict(
         key=reply['path'],
         acl=reply['acl'],
         success_action_status=201,
         Filename=reply['name'],
         AWSAccessKeyId=reply['accesskeyid'],
         Policy=reply['policy'],
         Signature=reply['signature'],
         file=(reply['name'], filedata),
     )
     fields['Content-Type'] = reply['mime_type']
     data, content_type = encode_multipart_formdata(fields)
     s3r = requests.post(s3_url, data=data, headers={'Content-Type': content_type})
     return s3r

tools/github_stats.py

@@ -1,200 +1,194 b''
 #!/usr/bin/env python
 """Simple tools to query github.com and gather stats about issues.
 """
 #-----------------------------------------------------------------------------
 # Imports
 #-----------------------------------------------------------------------------
 
 from __future__ import print_function
 
 import json
 import re
 import sys
 
 from datetime import datetime, timedelta
 from subprocess import check_output
-from gh_api import get_paged_request, make_auth_header, get_pull_request
+from gh_api import get_paged_request, make_auth_header, get_pull_request, is_pull_request
 
 #-----------------------------------------------------------------------------
 # Globals
 #-----------------------------------------------------------------------------
 
 ISO8601 = "%Y-%m-%dT%H:%M:%SZ"
 PER_PAGE = 100
 
 #-----------------------------------------------------------------------------
 # Functions
 #-----------------------------------------------------------------------------
 
 def get_issues(project="ipython/ipython", state="closed", pulls=False):
     """Get a list of the issues from the Github API."""
     which = 'pulls' if pulls else 'issues'
     url = "https://api.github.com/repos/%s/%s?state=%s&per_page=%i" % (project, which, state, PER_PAGE)
     return get_paged_request(url, headers=make_auth_header())
 
 def round_hour(dt):
     return dt.replace(minute=0,second=0,microsecond=0)
 
 def _parse_datetime(s):
     """Parse dates in the format returned by the Github API."""
     if s:
         return datetime.strptime(s, ISO8601)
     else:
         return datetime.fromtimestamp(0)
 
 
 def issues2dict(issues):
     """Convert a list of issues to a dict, keyed by issue number."""
     idict = {}
     for i in issues:
         idict[i['number']] = i
     return idict
 
-
-def is_pull_request(issue):
-    """Return True if the given issue is a pull request."""
-    return bool(issue.get('pull_request', {}).get('html_url', None))
-
-
 def split_pulls(all_issues, project="ipython/ipython"):
     """split a list of closed issues into non-PR Issues and Pull Requests"""
     pulls = []
     issues = []
     for i in all_issues:
         if is_pull_request(i):
             pull = get_pull_request(project, i['number'], auth=True)
             pulls.append(pull)
         else:
             issues.append(i)
     return issues, pulls
 
 
 
 def issues_closed_since(period=timedelta(days=365), project="ipython/ipython", pulls=False):
     """Get all issues closed since a particular point in time. period
     can either be a datetime object, or a timedelta object. In the
     latter case, it is used as a time before the present.
     """
 
     which = 'pulls' if pulls else 'issues'
 
     if isinstance(period, timedelta):
         since = round_hour(datetime.utcnow() - period)
     else:
         since = period
     url = "https://api.github.com/repos/%s/%s?state=closed&sort=updated&since=%s&per_page=%i" % (project, which, since.strftime(ISO8601), PER_PAGE)
     allclosed = get_paged_request(url, headers=make_auth_header())
     
     filtered = [ i for i in allclosed if _parse_datetime(i['closed_at']) > since ]
     if pulls:
         filtered = [ i for i in filtered if _parse_datetime(i['merged_at']) > since ]
         # filter out PRs not against master (backports)
         filtered = [ i for i in filtered if i['base']['ref'] == 'master' ]
     else:
         filtered = [ i for i in filtered if not is_pull_request(i) ]
     
     return filtered
 
 
 def sorted_by_field(issues, field='closed_at', reverse=False):
     """Return a list of issues sorted by closing date date."""
     return sorted(issues, key = lambda i:i[field], reverse=reverse)
 
 
 def report(issues, show_urls=False):
     """Summary report about a list of issues, printing number and title.
     """
     # titles may have unicode in them, so we must encode everything below
     if show_urls:
         for i in issues:
             role = 'ghpull' if 'merged_at' in i else 'ghissue'
             print('* :%s:`%d`: %s' % (role, i['number'],
                                         i['title'].encode('utf-8')))
     else:
         for i in issues:
             print('* %d: %s' % (i['number'], i['title'].encode('utf-8')))
 
 #-----------------------------------------------------------------------------
 # Main script
 #-----------------------------------------------------------------------------
 
 if __name__ == "__main__":
     # deal with unicode
     import codecs
     sys.stdout = codecs.getwriter('utf8')(sys.stdout)
     
     # Whether to add reST urls for all issues in printout.
     show_urls = True
 
     # By default, search one month back
     tag = None
     if len(sys.argv) > 1:
         try:
             days = int(sys.argv[1])
         except:
             tag = sys.argv[1]
     else:
         tag = check_output(['git', 'describe', '--abbrev=0']).strip()
     
     if tag:
         cmd = ['git', 'log', '-1', '--format=%ai', tag]
         tagday, tz = check_output(cmd).strip().rsplit(' ', 1)
         since = datetime.strptime(tagday, "%Y-%m-%d %H:%M:%S")
         h = int(tz[1:3])
         m = int(tz[3:])
         td = timedelta(hours=h, minutes=m)
         if tz[0] == '-':
             since += td
         else:
             since -= td
     else:
         since = datetime.utcnow() - timedelta(days=days)
     
     since = round_hour(since)
 
     print("fetching GitHub stats since %s (tag: %s)" % (since, tag), file=sys.stderr)
     # turn off to play interactively without redownloading, use %run -i
     if 1:
         issues = issues_closed_since(since, pulls=False)
         pulls = issues_closed_since(since, pulls=True)
     
     # For regular reports, it's nice to show them in reverse chronological order
     issues = sorted_by_field(issues, reverse=True)
     pulls = sorted_by_field(pulls, reverse=True)
     
     n_issues, n_pulls = map(len, (issues, pulls))
     n_total = n_issues + n_pulls
     
     # Print summary report we can directly include into release notes.
     
     print()
     since_day = since.strftime("%Y/%m/%d")
     today = datetime.today().strftime("%Y/%m/%d")
     print("GitHub stats for %s - %s (tag: %s)" % (since_day, today, tag))
     print()
     print("These lists are automatically generated, and may be incomplete or contain duplicates.")
     print()
     if tag:
         # print git info, in addition to GitHub info:
         since_tag = tag+'..'
         cmd = ['git', 'log', '--oneline', since_tag]
         ncommits = len(check_output(cmd).splitlines())
         
         author_cmd = ['git', 'log', '--use-mailmap', "--format=* %aN", since_tag]
         all_authors = check_output(author_cmd).decode('utf-8', 'replace').splitlines()
         unique_authors = sorted(set(all_authors), key=lambda s: s.lower())
         print("The following %i authors contributed %i commits." % (len(unique_authors), ncommits))
         print()
         print('\n'.join(unique_authors))
         print()
         
     print()
     print("We closed a total of %d issues, %d pull requests and %d regular issues;\n"
           "this is the full list (generated with the script \n"
           ":file:`tools/github_stats.py`):" % (n_total, n_pulls, n_issues))
     print()
     print('Pull Requests (%d):\n' % n_pulls)
     report(pulls, show_urls)
     print()
     print('Issues (%d):\n' % n_issues)
     report(issues, show_urls)