allow running tacos with 'path/to/python -m tacos --help'

README.md

@@ -25,6 +25,10 @@ Run the application:
 $ conda activate <path/tacos_env> # if not already activated
 $ tacos --help
 ```
+or
+```
+$ <path/tacos_env>/bin/python -m tacos --help # no need to activate the environment
+```
 
 To run the tests:
 ```

tacos/__main__.py

+from tacos import cli
+
+if __name__ == "__main__":
+    cli.tacos()
\ No newline at end of file

tacos/cli.py

@@ -8,6 +8,7 @@ from tacos.distance import hamming_pool
 @click.group()
 def tacos():
     pass
+
 @tacos.command()
 @click.option('--ignore_gap', 'ignore_gap', is_flag=True, help='enable coding gaps(i.e indels) as missing values')
 @click.option('-d','--separator', 'sep', default='\t', help='field separator [default: TAB]')
@@ -123,5 +124,6 @@ def distance_matrix(ignore_gap, adjust, n_jobs, type, input_, output):
             f.write('\n')
 
     click.echo('Finished! Computed {} pairwise distances for {} genomes.'.format(len(genome_pairs), nr_genomes))
-if __name__ == '__main__':
-    tacos()
\ No newline at end of file
+
+#if __name__ == '__main__':
+#    tacos()
\ No newline at end of file