Shopify Sync Error3

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Traceback (most recent call last):
  File "/home/frappe/benches/bench-2018-07-09/apps/frappe/frappe/desk/form/save.py", line 22, in savedocs
    doc.save()
  File "/home/frappe/benches/bench-2018-07-09/apps/frappe/frappe/model/document.py", line 259, in save
    return self._save(*args, **kwargs)
  File "/home/frappe/benches/bench-2018-07-09/apps/frappe/frappe/model/document.py", line 293, in _save
    self.run_before_save_methods()
  File "/home/frappe/benches/bench-2018-07-09/apps/frappe/frappe/model/document.py", line 862, in run_before_save_methods
    self.run_method("validate")
  File "/home/frappe/benches/bench-2018-07-09/apps/frappe/frappe/model/document.py", line 758, in run_method
    out = Document.hook(fn)(self, *args, **kwargs)
  File "/home/frappe/benches/bench-2018-07-09/apps/frappe/frappe/model/document.py", line 1027, in composer
    return composed(self, method, *args, **kwargs)
  File "/home/frappe/benches/bench-2018-07-09/apps/frappe/frappe/model/document.py", line 1010, in runner
    add_to_return_value(self, fn(self, *args, **kwargs))
  File "/home/frappe/benches/bench-2018-07-09/apps/frappe/frappe/model/document.py", line 752, in <lambda>
    fn = lambda self, *args, **kwargs: getattr(self, method)(*args, **kwargs)
  File "/home/frappe/benches/bench-2018-07-09/apps/erpnext_shopify/erpnext_shopify/erpnext_shopify/doctype/shopify_settings/shopify_settings.py", line 17, in validate
    self.validate_access()
  File "/home/frappe/benches/bench-2018-07-09/apps/erpnext_shopify/erpnext_shopify/erpnext_shopify/doctype/shopify_settings/shopify_settings.py", line 32, in validate_access
    "access_token": self.access_token, "app_type": self.app_type})
  File "/home/frappe/benches/bench-2018-07-09/apps/erpnext_shopify/erpnext_shopify/shopify_requests.py", line 35, in get_request
    r = s.get(url, headers=get_header(settings))
  File "/home/frappe/benches/bench-2018-07-09/env/lib/python2.7/site-packages/requests/sessions.py", line 525, in get
    return self.request('GET', url, **kwargs)
  File "/home/frappe/benches/bench-2018-07-09/env/lib/python2.7/site-packages/requests/sessions.py", line 512, in request
    resp = self.send(prep, **send_kwargs)
  File "/home/frappe/benches/bench-2018-07-09/env/lib/python2.7/site-packages/requests/sessions.py", line 622, in send
    r = adapter.send(request, **kwargs)
  File "/home/frappe/benches/bench-2018-07-09/env/lib/python2.7/site-packages/requests/adapters.py", line 511, in send
    raise SSLError(e, request=request)
SSLError: HTTPSConnectionPool(host='https', port=443): Max retries exceeded with url: //lumant.myshopify.com//admin/products.json (Caused by SSLError(CertificateError("hostname 'https' doesn't match either of '*.erpnext.com', 'erpnext.com'",),))

Traceback (most recent call last):
  File "/home/frappe/benches/bench-2018-07-09/apps/frappe/frappe/app.py", line 62, in application
    response = frappe.handler.handle()
  File "/home/frappe/benches/bench-2018-07-09/apps/frappe/frappe/handler.py", line 22, in handle
    data = execute_cmd(cmd)
  File "/home/frappe/benches/bench-2018-07-09/apps/frappe/frappe/handler.py", line 53, in execute_cmd
    return frappe.call(method, **frappe.form_dict)
  File "/home/frappe/benches/bench-2018-07-09/apps/frappe/frappe/__init__.py", line 939, in call
    return fn(*args, **newargs)
  File "/home/frappe/benches/bench-2018-07-09/apps/frappe/frappe/desk/form/save.py", line 22, in savedocs
    doc.save()
  File "/home/frappe/benches/bench-2018-07-09/apps/frappe/frappe/model/document.py", line 259, in save
    return self._save(*args, **kwargs)
  File "/home/frappe/benches/bench-2018-07-09/apps/frappe/frappe/model/document.py", line 293, in _save
    self.run_before_save_methods()
  File "/home/frappe/benches/bench-2018-07-09/apps/frappe/frappe/model/document.py", line 862, in run_before_save_methods
    self.run_method("validate")
  File "/home/frappe/benches/bench-2018-07-09/apps/frappe/frappe/model/document.py", line 758, in run_method
    out = Document.hook(fn)(self, *args, **kwargs)
  File "/home/frappe/benches/bench-2018-07-09/apps/frappe/frappe/model/document.py", line 1027, in composer
    return composed(self, method, *args, **kwargs)
  File "/home/frappe/benches/bench-2018-07-09/apps/frappe/frappe/model/document.py", line 1010, in runner
    add_to_return_value(self, fn(self, *args, **kwargs))
  File "/home/frappe/benches/bench-2018-07-09/apps/frappe/frappe/model/document.py", line 752, in <lambda>
    fn = lambda self, *args, **kwargs: getattr(self, method)(*args, **kwargs)
  File "/home/frappe/benches/bench-2018-07-09/apps/erpnext_shopify/erpnext_shopify/erpnext_shopify/doctype/shopify_settings/shopify_settings.py", line 17, in validate
    self.validate_access()
  File "/home/frappe/benches/bench-2018-07-09/apps/erpnext_shopify/erpnext_shopify/erpnext_shopify/doctype/shopify_settings/shopify_settings.py", line 32, in validate_access
    "access_token": self.access_token, "app_type": self.app_type})
  File "/home/frappe/benches/bench-2018-07-09/apps/erpnext_shopify/erpnext_shopify/shopify_requests.py", line 35, in get_request
    r = s.get(url, headers=get_header(settings))
  File "/home/frappe/benches/bench-2018-07-09/env/lib/python2.7/site-packages/requests/sessions.py", line 525, in get
    return self.request('GET', url, **kwargs)
  File "/home/frappe/benches/bench-2018-07-09/env/lib/python2.7/site-packages/requests/sessions.py", line 512, in request
    resp = self.send(prep, **send_kwargs)
  File "/home/frappe/benches/bench-2018-07-09/env/lib/python2.7/site-packages/requests/sessions.py", line 622, in send
    r = adapter.send(request, **kwargs)
  File "/home/frappe/benches/bench-2018-07-09/env/lib/python2.7/site-packages/requests/adapters.py", line 511, in send
    raise SSLError(e, request=request)
SSLError: HTTPSConnectionPool(host='https', port=443): Max retries exceeded with url: //lumant.myshopify.com//admin/products.json (Caused by SSLError(CertificateError("hostname 'https' doesn't match either of '*.erpnext.com', 'erpnext.com'",),))

I was putting my shop URL with https://. That was the mistake.