def main():
'''called only when run directly, allowing module testing'''
import sys
#Check the arguments
if len(sys.argv) == ARG_LENGTH:
print(f"Command: {sys.argv}")
#Create an instance of the Photo class
view_photo = PH.Photo(sys.argv[ARG_IMAGEFILE])
#Test the module by running a GUI
if view_photo.filevalid:
PhotoGui(view_photo)
else:
print("Usage: photohandler.py imagefile")
PhotoGui()
def listFileDates(self):
"""Generate list of filenames and dates"""
self.photo_namedates = list()
if os.path.isdir(self.folder):
for filename in os.listdir(self.folder):
if filename.lower().endswith(".jpg"):
aPhoto = PH.Photo(os.path.join(self.folder,filename))
if aPhoto.filevalid:
if (DEBUG):print("NameDate: %s %s"%
(filename,aPhoto.getDate()))
self.photo_namedates.append((filename,
aPhoto.getDate()))
self.photo_namedates = sorted(self.photo_namedates,
key=lambda date: date[DATE])
def disp_preview(self):
'''Display preview and details'''
#Create an instance of the Photo class
self.a_photo = PH.Photo(self.filename)
# Generate the preview image
preview_filename = self.a_photo.preview_photo()
self.photo_img = TK.PhotoImage(file=preview_filename)
# anchor image to NW corner
self.canvas.create_image(0, 0, anchor=TK.NW, image=self.photo_img)
# Populate info_list with dates and exif data
info_list = []
for key, value in self.a_photo.filedates.items():
info_list.append(key.ljust(25) + value)
if self.a_photo.exifvalid:
for key, value in self.a_photo.exif_info.items():
info_list.append(key.ljust(25) + str(value))
# Set listvariable with the info_list
self.photo_info.set(tuple(info_list))