def run(self):
logger.debug("Email sending thread started...")
print "Email sending thread started..."
try:
send_mail(self.subject, self.message, self.from_email, self.recipient_list)
except:
print utils.traceBack() # use loger later TODO
logger.debug("Email sending thread end")
print("Email sending end")
def scalePic(img, path, prefix, filename, size, quality):
'''切剪图片: _thumb()缩放将改变原图,所以考虑在拷贝上进行
params:
path: 缩放后图片文件存放目录
prefix: 文件名前缀, 如activity, profile等
filename: 文件uuid名
size: 文件缩放尺寸
quality: 分辨率
'''
try:
_img = img.copy()
_thumb(_img, size)
_save(_img, os.path.join(path, prefix), filename, _quality=quality)
return "%s/%s" % (prefix, filename)
except:
utils.traceBack()
return None
def cut(img, xy, size, path, quality):
'''剪切图片, 剪切后进行缩放,并保存为新的图片文件.
params:
img: Image object
xy: 剪切坐标tuple,各坐标点为整数, 形如 (x1, y1, x2, y2)
size: 缩放尺寸tuple, like (width, height)
path: 剪切后图片存放目录,新图文件名将由uuid生成
quality: 剪切后生成图片的分辨率, 将决定图片的存储容量, 100同原图容量, -->0依次减小
return:
剪切成功, 返回由uuid生成的新文件名,否则返回none
'''
try:
_img = img.copy()
_img.crop(xy)
return scale(_img, size, path, quality)
except:
logger.error("%s" % utils.traceBack())
utils.traceBack()
return None
def _thumb(img, size):
"""按指定尺寸对img对象进行缩放(不进行保存操作). 缩放成功,return True, or return False.
缩放将改变图片的宽高尺寸及图片存储容量
params:
img: PIL Image object
size: 文件缩放高宽值,tuple type
"""
try:
img.thumbnail(size, Image.ANTIALIAS)
return True
except:
logger.error("%s" % utils.traceBack())
return False
def _save(img, path, filename, format="JPEG", _quality=IMG_QUALITY, create_dir=True):
'''save Image object to file system, according to the value of create_dir
to create a new dir , or not
params:
create_dir: if True, when then filepath not exists, create new one
or not create.
'''
if not file_utils.isFileExist(path):
if create_dir:
os.makedirs(path)
logger.info("path [%s] not exist, new one created" % path)
else:
logger.error("save file failed, path [%s] not exist" % path)
return False
try:
img.save(os.path.join(path, filename), format, quality=_quality)
logger.debug("File with name %s saved" % filename)
return True
except:
utils.traceBack()
return False
