code for cat folder to print content of 1 and all files

Author: sheetalkharab

implement-shell-tools/cat/cat.py

@@ -0,0 +1,20 @@
+import argparse
+import os
+
+parser = argparse.ArgumentParser(description="Python implementation of cat command")
+
+parser.add_argument("files", nargs="+", help="Files to read")
+
+args = parser.parse_args()
+
+line_number = 1
+
+for file in args.files:
+    if not os.path.isfile(file):
+        print(f"cat: {file}: No such file or directory")
+        continue
+
+
+    with open(file, "r") as f:
+        for line in f:
+            print(line, end ="")