本文整理汇总了Python中data_class.Stream类的典型用法代码示例。如果您正苦于以下问题：Python Stream类的具体用法？Python Stream怎么用？Python Stream使用的例子？那么, 这里精选的类代码示例或许可以为您提供帮助。
在下文中一共展示了Stream类的8个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: post
def post(self):
pictures = self.request.get_all('files[]')
results = []
if len(pictures) > 0:
stream_id = self.request.get('stream_id')
# print "stream name is ", stream_id
for image in pictures:
Stream.insert_with_lock(stream_id, image)
results.append({'name': '', 'url': '', 'type': '', 'size': 0})
s = json.dumps({'files': results}, separators=(',', ':'))
self.response.headers['Content-Type'] = 'application/json'
# print "duming material is ", s
return self.response.write(s)示例2: get
def get(self):
pattern = self.request.get("qry")
print pattern
all_streams = Stream.query(Stream.stream_id != '').fetch()
search_result = []
if pattern:
for stream in all_streams:
if pattern in stream.tags:
stream_id = stream.stream_id
blob_key_list = stream.blob_key
if stream.cover_url != '':
image_url = stream.cover_url
elif len(blob_key_list) == 0:
image_url = ''
else:
image_url = images.get_serving_url(blob_key_list[0])
result = ShowStream(image_url, 0, stream_id)
search_result.append(result)
template_values = {
'nav_links': USER_NAV_LINKS,
'path': os.path.basename(self.request.path).capitalize(),
'user_id': self.request.get('user_id'),
'query_results': search_result,
}
template = JINJA_ENVIRONMENT.get_template('search.html')
self.response.write(template.render(template_values))示例3: get
def get(self):
pattern = self.request.get("qry")
print pattern
all_streams = Stream.query(Stream.stream_id != '').fetch()
search_result = []
if pattern:
for stream in all_streams:
if pattern in stream.tags:
stream_id = stream.stream_id
if stream.cover_url != '':
image_url = stream.cover_url
else:
image_url = "https://encrypted-tbn0.gstatic.com/images?" + \
"q=tbn:ANd9GcQ3DFxGhXSmn0MHjbEEtw-0N9sDKhyIP7tM_r3Wo1mY7WhY2xvZ"
result = ShowStream(image_url, 0, stream_id)
search_result.append(result)
template_values = {
'nav_links': USER_NAV_LINKS,
'path': os.path.basename(self.request.path).capitalize(),
'user_id': self.request.get('user_id'),
'query_results': search_result,
}
template = JINJA_ENVIRONMENT.get_template('search.html')
self.response.write(template.render(template_values))示例4: post
def post(self):
print 'stream id is', self.request.get('stream_id')
try:
upload = self.get_uploads()[0]
print "upload size is", len(self.get_uploads())
print "before error1"
print users.get_current_user().nickname()
user = users.get_current_user()
ancestor_key = ndb.Key('User', str(user))
user_streams = Stream.query_stream(ancestor_key).fetch()
for stream in user_streams:
if stream.stream_id == self.request.get('stream_id'):
print 'find my stream'
print type(stream.blob_key)
stream.blob_key.insert(0, upload.key())
stream.num_images += 1
stream.last_add = str(datetime.now())
stream.put()
info = {'stream_id': self.request.get('stream_id')}
info = urllib.urlencode(info)
self.redirect('/view_single?' + info)
except:
print "error!"示例5: post
def post(self):
pictures = self.request.get_all('files')
results = []
print "Android_upload called"
if len(pictures) > 0:
stream_id = self.request.get('stream_id')
print "stream name is ", stream_id
str_lon = self.request.get('longitude')
str_lat = self.request.get('latitude')
print str_lon + " " + str_lat
for image in pictures:
if str_lon == "" or str_lat == "":
Stream.insert_with_lock(stream_id,image)
else:
Stream.insert_with_lock(stream_id, image,False,float(str_lat),float(str_lon))示例6: get
def get(self):
user = users.get_current_user()
stream_id = self.request.get("stream_id")
print "stream id is", stream_id
info = {"stream_id": self.request.get("stream_id")}
info = urllib.urlencode(info)
upload_url = blobstore.create_upload_url("/upload_image?" + info)
# we should use the actual user
user_streams = Stream.query(Stream.stream_id == stream_id).fetch()
blob_key_list = []
image_url = [""] * 3
stream = user_streams[0]
owner = stream.owner
print "stream id is", stream.stream_id
if owner != str(user):
stream.views += 1
while len(stream.view_queue) > 0 and (datetime.now() - stream.view_queue[0]).seconds > 3600:
del stream.view_queue[0]
stream.view_queue.append(datetime.now())
stream.put()
blob_key_list = stream.blob_key # get blob_key_list should be after stream.put()
counter = 0
has_image = True
if len(blob_key_list) > 0:
for blob_key in blob_key_list:
image_url[counter] = images.get_serving_url(blob_key)
counter += 1
if counter == 3:
break
# calculate hasSub
qry = StreamInfo.query_stream(ndb.Key("User", str(user))).fetch()
has_sub = False
if len(qry) == 0:
has_sub = False
else:
for key in qry[0].subscribed:
if (not key) and key.get().stream_id == stream_id:
has_sub = True
break
template_values = {
"nav_links": USER_NAV_LINKS,
"path": os.path.basename(self.request.path).capitalize(),
"owner": owner, # the owner of the stream
"user": str(users.get_current_user()), # current user
"upload_url": upload_url,
"image_url": image_url,
"has_image": has_image,
"hasSub": has_sub,
"stream_id": stream_id,
}
print "owner is ", template_values["owner"]
print "user is ", template_values["user"]
template = JINJA_ENVIRONMENT.get_template("viewstream.html")
self.response.write(template.render(template_values))示例7: get
def get(self):
target_long = (float)(self.request.get('longitude'))
target_lat = (float)(self.request.get('latitude'))
streams = Stream.query(Stream.stream_id != '').fetch()
image_url = []
for stream in streams:
image_query = db.GqlQuery("SELECT *FROM Image WHERE ANCESTOR IS :1 ORDER BY upload_date DESC",
db.Key.from_path('Stream', stream.stream_id))
for image in image_query[0:stream.num_images]:
d = dict()
d["url"] = SERVICES_URL + "image?image_id=" + str(image.key())
d["stream_id"] = stream.stream_id
d["long"] = image.geo_loc.lon
d["lat"] = image.geo_loc.lat
image_url.append(d)
mycmp = lambda a, b: (int)((target_long - a["long"]) * (target_long - a["long"]) +
(target_lat - a["lat"]) * (target_lat - a["lat"]) -
(target_long - b["long"]) * (target_long - b["long"]) -
(target_lat - b["lat"]) * (target_lat - b["lat"]))
image_url.sort(mycmp)
dict_passed = {'displayImages': image_url}
json_obj = json.dumps(dict_passed, sort_keys=True, indent=4, separators=(',', ': '))
self.response.write(json_obj)示例8: post
def post(self):
data = json.loads(self.request.body)
user = data["user_id"]
print user, " is creating"
new_stream = Stream(
parent=ndb.Key("User", user),
stream_id=data["stream_id"],
user_id=data["user_id"],
tags=data["tags"],
cover_url=data["cover_url"] if "cover_url" in data else "",
views=0,
num_images=0,
last_add=str(datetime.now()),
owner=data["owner"],
)
new_stream.put()
result = json.dumps({"status": "0"})
self.response.write(result)