added image metadata extractor script

scripts/image_metadata_extractor/README.md

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+# Image Metadata Extractor
+A simple script that extracts metadata from images
+
+## Usage
+* Dependencies:
+	Pillow
+* Get started using `pip install -r requirements.txt`

scripts/image_metadata_extractor/requirements.txt

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+pillow

scripts/image_metadata_extractor/script.py

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+from PIL import Image
+from PIL.ExifTags import TAGS
+import sys
+
+arg = sys.argv[1]
+if arg == "":
+    print("Please give a valid image path")
+    quit()
+
+image = Image.open(arg)
+exifdata = image.getexif()
+ 
+if len(exifdata) <= 0:
+    print("No metadata found for this image")
+    quit()
+
+for tag_id in exifdata:
+      
+    tagname = TAGS.get(tag_id, tag_id)
+    value = exifdata.get(tag_id)
+
+    print(f"{tagname:25}: {value}")