Create __main__.py

pyperclip/__main__.py

@@ -0,0 +1,18 @@
+import pyperclip
+import sys
+
+if len(sys.argv) > 1 and sys.argv[1] in ('-c', '--copy'):
+    if len(sys.argv) > 2:
+        pyperclip.copy(sys.argv[2])
+    else:
+        pyperclip.copy(sys.stdin.read())
+elif len(sys.argv) > 1 and sys.argv[1] in ('-p', '--paste'):
+    sys.stdout.write(pyperclip.paste())
+else:
+    print('Usage: python -m pyperclip [-c | --copy] [text_to_copy] | [-p | --paste]')
+    print()
+    print('If a text_to_copy argument is provided, it is copied to the')
+    print('clipboard. Otherwise, the stdin stream is copied to the')
+    print('clipboard. (If reading this in from the keyboard, press')
+    print('CTRL-Z on Windows or CTRL-D on Linux/macOS to stop.')
+    print('When pasting, the clipboard will be written to stdout.')