diff --git a/README.md b/README.md
index df8edeb..948112f 100644
--- a/README.md
+++ b/README.md
@@ -1,10 +1,32 @@
-create .env based on .env.example
-python gopload.py -i 'file.txt'
+# Installation :
+
+## Set env variables :
+
+Get API token from https://gofile.io/myProfile.
+Copy folderId from a folder you own.
 
 Windows :
-setx GOPLOAD_TOKEN = "XXXXXXX" (from https://gofile.io/myProfile)
-setx GOPLOAD_PRIVATE_PARENT_ID = "UUID"
+```bash
+setx GOPLOAD_TOKEN "XXXXXXX"
+setx GOPLOAD_PRIVATE_PARENT_ID "UUID"
+```
+
+(Reluch Command Prompt to take effect)
 
 Linux/MacOS :
-export GOPLOAD_TOKEN = "XXXXXXX" (from https://gofile.io/myProfile)
-export GOPLOAD_PRIVATE_PARENT_ID = "UUID"
\ No newline at end of file
+```bash
+export GOPLOAD_TOKEN = "XXXXXXX"
+export GOPLOAD_PRIVATE_PARENT_ID = "UUID"
+```
+
+# Usage :
+Upload a file :
+```bash
+gopload -i 'file.txt'
+````
+
+# To do :
+- env via CLI
+- finish README.md
+- download
+- build + release
\ No newline at end of file
diff --git a/gopload.py b/gopload.py
index 4b63107..e9c41bd 100755
--- a/gopload.py
+++ b/gopload.py
@@ -176,8 +176,7 @@ def main(filePath, folderPath, folderName, parentFolderId, private, logger):
         time.spleed(10)
         sys.exit("No server available")
 
-
-if __name__ == "__main__":
+def opt():
     parser = argparse.ArgumentParser(description="Upload a file to GoFile.")
     parser.add_argument("--file", "-i", type=str, help="Path to the file to be uploaded")
     parser.add_argument("--folder", "-f", type=str, help="Path to the folder to be uploaded")
@@ -185,12 +184,16 @@ if __name__ == "__main__":
     parser.add_argument("--parent", "-p", type=str, help="Folder id to upload the file to")
     parser.add_argument("--private","-pr",action="store_true",help="Upload to private folder default=False",)
     parser.add_argument("--log-level",type=str,choices=["DEBUG", "ERROR", "INFO", "OFF", "WARN"],default="INFO",help="Set log level [default: INFO]",)
-    args = parser.parse_args()
+    return parser.parse_args()
 
+def main():
+    args = opt()
     log_format = "%(asctime)s %(levelname)s: %(message)s"
     logging.basicConfig(level=getattr(logging, args.log_level.upper()),format=log_format,datefmt="%H:%M:%S",)
     logger = logging.getLogger(__name__)
 
+    global TOKEN
+    global PRIVATE_PARENT_ID
     TOKEN = os.getenv("GOPLOAD_TOKEN")
     PRIVATE_PARENT_ID = os.getenv("GOPLOAD_PRIVATE_PARENT_ID")
     if not TOKEN:
@@ -215,3 +218,6 @@ if __name__ == "__main__":
         else:
             logger.error("No file or folder specified")
             sys.exit("No file or folder specified")
+
+if __name__ == "__main__":
+    main()
\ No newline at end of file
diff --git a/requirements.txt b/requirements.txt
index 163a8e6..f56f3fa 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,2 +1 @@
-python-dotenv==1.0.1
 Requests==2.32.3